°Ëϲµç×ÓÊé > ¾­¹ÜÆäËûµç×ÓÊé > the.world.is.flat >

µÚ59²¿·Ö

the.world.is.flat-µÚ59²¿·Ö

С˵£º the.world.is.flat ×ÖÊý£º ÿҳ4000×Ö

°´¼üÅÌÉÏ·½Ïò¼ü ¡û »ò ¡ú ¿É¿ìËÙÉÏÏ·­Ò³£¬°´¼üÅÌÉ쵀 Enter ¼ü¿É»Øµ½±¾ÊéĿ¼ҳ£¬°´¼üÅÌÉÏ·½Ïò¼ü ¡ü ¿É»Øµ½±¾Ò³¶¥²¿£¡
¡ª¡ª¡ª¡ªÎ´ÔĶÁÍꣿ¼ÓÈëÊéÇ©ÒѱãÏ´μÌÐøÔĶÁ£¡



could¡¡not¡¡believe¡¡it¡£¡¡They¡¡voluntarily¡¡work¡¡fifteen¡¡to¡¡eighteen¡¡hours¡¡a¡¡day¡¡and¡¡come¡¡
in¡¡on¡¡weekends¡£¡¡They¡¡work¡¡through¡¡holidays£»¡¡because¡¡their¡¡dream¡¡is¡¡to¡¡get¡¡to¡¡
Microsoft¡£¡¨¡¡Li£»¡¡who¡¡had¡¡worked¡¡for¡¡other¡¡American¡¡high¡­tech¡¡firms¡¡before¡¡coming¡¡to¡¡
Microsoft£»¡¡said¡¡that¡¡until¡¡starting¡¡Microsoft¡¡Research¡¡Asia£»¡¡he¡¡had¡¡never¡¡seen¡¡a¡¡
research¡¡lab¡¡with¡¡the¡¡enthusiasm¡¡of¡¡a¡¡start¡­up¡¡company¡£¡¡
¡¨If¡¡you¡¡go¡¡in¡¡at¡¡two¡¡a¡£m¡£¡¡it¡¡is¡¡full£»¡¡and¡¡at¡¡eight¡¡a¡£m¡£¡¡it¡¡is¡¡full£»¡¨¡¡he¡¡said¡£¡¡
Microsoft¡¡is¡¡a¡¡stronger¡¡American¡¡company¡¡for¡¡being¡¡able¡¡to¡¡attract¡¡all¡¡this¡¡talent£»¡¡
said¡¡Li¡£¡¡¡¨Now¡¡we¡¡have¡¡two¡¡hundred¡¡more¡¡brilliant¡¡people¡¡building¡¡£§intellectual¡¡
property£§¡¡and¡¡patents¡£¡¡These¡¡two¡¡hundred¡¡people¡¡are¡¡not¡¡replacing¡¡people¡¡in¡¡Redmond¡£¡¡
They¡¡are¡¡doing¡¡new¡¡research¡¡in¡¡areas¡¡applicable¡¡worldwide¡£¡¨¡¡
Microsoft¡¡Research¡¡Asia¡¡has¡¡already¡¡developed¡¡a¡¡worldwide¡¡reputation¡¡for¡¡producing¡¡
cutting¡­edge¡¡papers¡¡for¡¡the¡¡most¡¡important¡¡scientific¡¡journals¡¡and¡¡conferences¡£¡¡¡¨This¡¡
is¡¡the¡¡culture¡¡that¡¡built¡¡the¡¡Great¡¡Wall£»¡¨¡¡he¡¡added£»¡¡¡¨because¡¡it¡¡is¡¡a¡¡dedicated¡¡and¡¡
direction¡­following¡¡culture¡£¡¨¡¡
268¡¡


Chinese¡¡people£»¡¡explained¡¡Li£»¡¡have¡¡both¡¡a¡¡superiority¡¡and¡¡an¡¡inferiority¡¡complex¡¡at¡¡
the¡¡same¡¡time£»¡¡which¡¡helps¡¡explain¡¡why¡¡they¡¡are¡¡racing¡¡America¡¡to¡¡the¡¡top£»¡¡not¡¡the¡¡
bottom¡£¡¡There¡¡is¡¡a¡¡deep¡¡and¡¡widely¡¡shared¡¡view¡¡that¡¡China¡¡was¡¡once¡¡great£»¡¡that¡¡it¡¡
succeeded¡¡in¡¡the¡¡past¡¡but¡¡now¡¡is¡¡far¡¡behind¡¡and¡¡must¡¡catch¡¡up¡¡again¡£¡¡¡¨So¡¡there¡¡is¡¡
a¡¡patriotic¡¡desire£»¡¨¡¡he¡¡said¡£¡¡¡¨If¡¡our¡¡lab¡¡can¡¡do¡¡as¡¡well¡¡as¡¡the¡¡Redmond¡¡lab£»¡¡that¡¡
could¡¡be¡¡really¡¡exciting¡£¡¨¡¡
That¡¡sort¡¡of¡¡inspired¡¡leadership¡¡in¡¡science¡¡and¡¡engineering¡¡education¡¡is¡¡now¡¡totally¡¡
missing¡¡in¡¡the¡¡United¡¡States¡£¡¡
Said¡¡Intel¡¡chairman¡¡Craig¡¡Barrett£»¡¡¡¨U¡£S¡£¡¡technological¡¡leadership£»¡¡innovation£»¡¡and¡¡
jobs¡¡of¡¡tomorrow¡¡require¡¡a¡¡commitment¡¡to¡¡basic¡¡research¡¡funding¡¡today¡£¡¨¡¡According¡¡
to¡¡a¡¡2004¡¡study¡¡by¡¡the¡¡Task¡¡Force¡¡on¡¡the¡¡Future¡¡of¡¡American¡¡Innovation£»¡¡an¡¡
industry¡­academic¡¡coalition£»¡¡basic¡¡research¡¡performed¡¡at¡¡leading¡¡U¡£S¡£¡¡
universities¡­research¡¡in¡¡chemistry£»¡¡physics£»¡¡nanotechnology£»¡¡genomics£»¡¡and¡¡
semiconductor¡¡manufacturing¡­has¡¡created¡¡four¡¡thousand¡¡spin¡­off¡¡companies¡¡that¡¡hired¡¡

1¡£1¡¡million¡¡employees¡¡and¡¡have¡¡annual¡¡world¡¡sales¡¡of¡¡232¡¡billion¡£¡¡But¡¡to¡¡keep¡¡moving¡¡
ahead£»¡¡the¡¡study¡¡said£»¡¡there¡¡must¡¡be¡¡a¡¡10¡¡to¡¡12¡¡percent¡¡increase¡¡each¡¡year¡¡for¡¡the¡¡
next¡¡five¡¡to¡¡seven¡¡years¡¡in¡¡the¡¡budgets¡¡of¡¡key¡¡research¡­funding¡¡agencies£º¡¡the¡¡National¡¡
Institute¡¡for¡¡Science¡¡and¡¡Technology£»¡¡the¡¡National¡¡Science¡¡Foundation£»¡¡the¡¡Department¡¡
of¡¡Energy's¡¡Office¡¡of¡¡Science£»¡¡and¡¡the¡¡Department¡¡of¡¡Defense¡¡research¡¡accounts¡£¡¡
Unfortunately£»¡¡federal¡¡funding¡¡for¡¡research¡¡in¡¡physical¡¡and¡¡mathematical¡¡sciences¡¡
and¡¡engineering£»¡¡as¡¡a¡¡share¡¡of¡¡GDP£»¡¡actually¡¡declined¡¡by¡¡37¡¡percent¡¡between¡¡1970¡¡and¡¡
2004£»¡¡the¡¡task¡¡force¡¡found¡£¡¡At¡¡a¡¡time¡¡when¡¡we¡¡need¡¡to¡¡be¡¡doubling¡¡our¡¡investments¡¡
in¡¡basic¡¡research¡¡to¡¡overcome¡¡the¡¡ambition¡¡and¡¡education¡¡gaps£»¡¡we¡¡are¡¡actually¡¡cutting¡¡
that¡¡funding¡£¡¡
In¡¡the¡¡wake¡¡of¡¡the¡¡Bush¡¡administration¡¡and¡¡the¡¡Republican¡¡Congress's¡¡decision¡¡to¡¡cut¡¡
the¡¡National¡¡Science¡¡Foundation¡¡funding¡¡for¡¡2005£»¡¡Republican¡¡congressman¡¡Vern¡¡Ehlers¡¡
of¡¡Missouri£»¡¡a¡¡voice¡¡in¡¡the¡¡wilderness£»¡¡made¡¡the¡¡following¡¡statement£º¡¡¡¨While¡¡I¡¡
understand¡¡the¡¡need¡¡to¡¡make¡¡hard¡¡choices¡¡in¡¡the¡¡face¡¡of¡¡fiscal¡¡constraint£»¡¡I¡¡do¡¡not¡¡
see¡¡the¡¡wisdom¡¡in¡¡putting¡¡science¡¡funding¡¡behind¡¡other¡¡priorities¡£¡¡We¡¡have¡¡cut¡¡NSF¡¡
despite¡¡the¡¡fact¡¡that¡¡this¡¡omnibus¡¡bill¡¡increases¡¡spending¡¡for¡¡the¡¡
2005¡¡fiscal¡¡year£»¡¡so¡¡clearly¡¡we¡¡could¡¡find¡¡room¡¡to¡¡grow¡¡basic¡¡research¡¡while¡¡
maintaining¡¡fiscal¡¡constraint¡£¡¡But¡¡not¡¡only¡¡are¡¡we¡¡not¡¡keeping¡¡pace¡¡with¡¡inflationary¡¡
growth£»¡¡we¡¡are¡¡actually¡¡cutting¡¡the¡¡portion¡¡basic¡¡research¡¡receives¡¡in¡¡the¡¡overall¡¡
budget¡£¡¡This¡¡decision¡¡shows¡¡dangerous¡¡disregard¡¡for¡¡our¡¡nation's¡¡future£»¡¡and¡¡I¡¡am¡¡
both¡¡concerned¡¡and¡¡astonished¡¡that¡¡we¡¡would¡¡make¡¡this¡¡decision¡¡at¡¡a¡¡time¡¡when¡¡other¡¡
nations¡¡continue¡¡to¡¡surpass¡¡our¡¡students¡¡inmath¡¡and¡¡science¡¡and¡¡consistently¡¡increase¡¡
their¡¡funding¡¡of¡¡basic¡¡research¡£¡¡We¡¡cannot¡¡hope¡¡to¡¡fight¡¡jobs¡¡lost¡¡to¡¡international¡¡
competition¡¡without¡¡a¡¡well¡­trained¡¡and¡¡educated¡¡workforce¡£¡¨¡¡
No£»¡¡we¡¡cannot£»¡¡and¡¡the¡¡effects¡¡are¡¡starting¡¡to¡¡show¡£¡¡According¡¡to¡¡the¡¡National¡¡Science¡¡
Board£»¡¡the¡¡percentage¡¡of¡¡scientific¡¡papers¡¡written¡¡by¡¡Americans¡¡has¡¡fallen¡¡10¡¡percent¡¡
since¡¡1992¡£¡¡The¡¡percentage¡¡of¡¡American¡¡papers¡¡published¡¡in¡¡the¡¡top¡¡physics¡¡journal£»¡¡
Physical¡¡Review£»¡¡has¡¡fallen¡¡from¡¡61¡¡percent¡¡to¡¡29¡¡percent¡¡since¡¡1983¡£¡¡And¡¡now¡¡we¡¡are¡¡
starting¡¡to¡¡see¡¡a¡¡surge¡¡in¡¡patents¡¡awarded¡¡to¡¡Asian¡¡countries¡£¡¡From¡¡1980¡¡to¡¡2003£»¡¡


Japan's¡¡share¡¡of¡¡world¡¡industrial¡¡patents¡¡rose¡¡from¡¡12¡¡percent¡¡to¡¡21¡¡percent£»¡¡and¡¡
Taiwan's¡¡from¡¡0¡¡percent¡¡to¡¡3¡¡percent¡£¡¡By¡¡contrast£»¡¡the¡¡U¡£S¡£¡¡share¡¡of¡¡patents¡¡has¡¡fallen¡¡
from¡¡60¡¡percent¡¡to¡¡52¡¡percent¡¡since¡¡1980¡£¡¡
Any¡¡honest¡¡analysis¡¡of¡¡this¡¡problem¡¡should¡¡note¡¡that¡¡there¡¡are¡¡some¡¡skeptics¡¡who¡¡
believe¡¡that¡¡the¡¡sky¡¡is¡¡not¡¡falling¡¡and¡¡that¡¡scientists¡¡and¡¡the¡¡technology¡¡industry¡¡
might¡¡be¡¡hyping¡¡some¡¡of¡¡this¡¡data£»¡¡just¡¡to¡¡get¡¡more¡¡funding¡£¡¡A¡¡May¡¡10£»¡¡2004£»¡¡article¡¡
in¡¡the¡¡San¡¡Francisco¡¡Chronicle¡¡quoted¡¡Daniel¡¡S¡£¡¡Greenberg£»¡¡former¡¡news¡¡editor¡¡of¡¡the¡¡
journal¡¡Science¡¡and¡¡author¡¡of¡¡the¡¡book¡¡Science£»¡¡Money¡¡and¡¡Politics£»¡¡who¡¡argues¡¡that¡¡
¡¨inside¡­the¡­Beltway¡¡science¡¡£¨lobbying£©¡¡has¡¡always¡¡been¡¡insatiable¡£¡¡If¡¡you¡¡double¡¡the¡¡
NIH¡¡£¨National¡¡Institutes¡¡of¡¡Health£©¡¡budget¡¡in¡¡five¡¡years¡¡£¨as¡¡recently¡¡happened£©£»¡¡
they're¡¡£¨still£©¡¡screaming¡¡their¡¡heads¡¡off£º¡¡'We¡¡need¡¡more¡¡money¡£'¡¨¡¡Greenberg¡¡also¡¡
questioned¡¡the¡¡science¡¡lobbyists'¡¡interpretation¡¡of¡¡a¡¡number¡¡of¡¡statistics¡£¡¡
Quoting¡¡Greenberg£»¡¡the¡¡Chronicle¡¡said£»¡¡¡¨To¡¡put¡¡scientific¡¡publishing¡¡trends¡¡in¡¡
context¡£¡¡¡£¡¡¡£¡¡it's¡¡important¡¡to¡¡look¡¡not¡¡only¡¡at¡¡overall¡¡percentiles¡¡but¡¡also¡¡at¡¡the¡¡
actual¡¡numbers¡¡of¡¡published¡¡papers¡£¡¡At¡¡first£»¡¡it¡¡may¡¡sound¡¡startling¡¡to¡¡hear¡¡that¡¡
China¡¡quadrupled¡¡its¡¡scientific¡¡publication¡¡rate¡¡between¡¡1986¡¡and¡¡1999¡£¡¡But¡¡it¡¡sounds¡¡
somewhat¡¡less¡¡startling¡¡if¡¡one¡¡real

izes¡¡that¡¡the¡¡actual¡¡number¡¡of¡¡Chinese¡¡papers¡¡published¡¡rose¡¡from¡¡2£»911¡¡to¡¡11£»675¡£¡¡
By¡¡comparison£»¡¡close¡¡to¡¡a¡¡third¡¡of¡¡all¡¡the¡¡world's¡¡scientific¡¡papers¡¡were¡¡published¡¡
by¡¡Americans¡­163£»526¡¡out¡¡of¡¡528£»643¡£¡¡In¡¡other¡¡words£»¡¡China£»¡¡a¡¡nation¡¡with¡¡almost¡¡four¡¡
times¡¡the¡¡population¡¡of¡¡the¡¡United¡¡States£»¡¡published¡¡£¨as¡¡of¡¡1999£©¡¡only¡¡one¡­fourteenth¡¡
as¡¡many¡¡scientific¡¡papers¡¡as¡¡the¡¡United¡¡States¡£¡¨¡¡
While¡¡I¡¡think¡¡a¡¡dose¡¡of¡¡skepticism¡¡is¡¡always¡¡in¡¡order£»¡¡I¡¡also¡¡think¡¡the¡¡skeptics¡¡would¡¡
be¡¡wise¡¡to¡¡pay¡¡more¡¡heed¡¡to¡¡the¡¡flattening¡¡of¡¡the¡¡world¡¡and¡¡how¡¡quickly¡¡some¡¡of¡¡these¡¡
trends¡¡could¡¡change¡£¡¡It¡¡is¡¡why¡¡I¡¡favor¡¡Shirley¡¡Ann¡¡Jackson's¡¡approach£º¡¡The¡¡sky¡¡is¡¡
not¡¡falling¡¡today£»¡¡but¡¡it¡¡might¡¡be¡¡in¡¡fifteen¡¡or¡¡twenty¡¡years¡¡if¡¡we¡¡don't¡¡change¡¡our¡¡
ways£»¡¡and¡¡all¡¡signs¡¡are¡¡that¡¡we¡¡are¡¡not¡¡changing£»¡¡especially¡¡in¡¡our¡¡public¡¡schools¡£¡¡
Help¡¡is¡¡not¡¡on¡¡the¡¡way¡£¡¡The¡¡American¡¡education¡¡system¡¡from¡¡kindergarten¡¡through¡¡
twelfth¡¡grade¡¡just¡¡is¡¡not¡¡stimulating¡¡enough¡¡young¡¡people¡¡to¡¡want¡¡to¡¡go¡¡into¡¡science£»¡¡
math£»¡¡and¡¡engineering¡£¡¡My¡¡wife¡¡teaches¡¡first¡­grade¡¡reading¡¡in¡¡a¡¡local¡¡public¡¡school£»¡¡
so¡¡she¡¡gets¡¡Education¡¡Week£»¡¡which¡¡is¡¡read¡¡by¡¡educators¡¡all¡¡over¡¡America¡£¡¡One¡¡day¡¡she¡¡
pointed¡¡out¡¡an¡¡article¡¡£¨July¡¡28£»¡¡2004£©¡¡headlined£»¡¡¡¨Immigrants'¡¡Children¡¡Inhabit¡¡the¡¡
Top¡¡Ranks¡¡of¡¡Math£»¡¡Science¡¡Meets¡£¡¨¡¡
It¡¡went¡¡on¡¡to¡¡say£»¡¡¡¨Research¡¡conducted¡¡by¡¡the¡¡National¡¡Foundation¡¡for¡¡American¡¡Policy¡¡
shows¡¡that¡¡60¡¡percent¡¡of¡¡the¡¡nation's¡¡top¡¡science¡¡students¡¡and¡¡65¡¡percent¡¡of¡¡the¡¡top¡¡
mathematics¡¡students¡¡are¡¡children¡¡of¡¡recent¡¡immigrants£»¡¡according¡¡to¡¡an¡¡analysis¡¡of¡¡
award¡¡winners¡¡in¡¡three¡¡scholastic¡¡competitions¡£¡¡¡£¡¡¡£¡¡the¡¡Intel¡¡Science¡¡Talent¡¡Search£»¡¡
the¡¡U¡£S¡£¡¡team¡¡for¡¡the¡¡International¡¡Mathematical¡¡Olympiad£»¡¡and¡¡theU¡£S¡£¡¡Physics¡¡Team¡£¡¨¡¡
The¡¡study's¡¡author¡¡attributed¡¡the¡¡immigrant¡¡students'¡¡success¡¡¡¨partly¡¡to¡¡their¡¡
parents'¡¡insistence¡¡that¡¡they¡¡manage¡¡study¡¡time¡¡wisely£»¡¨¡¡Education¡¡Week¡¡said¡£¡¡¡¨Many¡¡
immigrant¡¡parents¡¡also¡¡encouraged¡¡their¡¡children¡¡to¡¡pursue¡¡mathematics¡¡and¡¡science¡¡
interests£»¡¡believing¡¡those¡¡skills¡¡would¡¡lead¡¡to¡¡strong¡¡career¡¡opportunities¡¡and¡¡
insulate¡¡them¡¡from¡¡bias¡¡and¡¡lack¡¡of¡¡connections¡¡in¡¡the¡¡workplace¡¡¡£¡£¡£¡¡A¡¡strong¡¡


percentage¡¡of¡¡the¡¡students¡¡surveyed¡¡had¡¡parents¡¡who¡¡arrived¡¡in¡¡the¡¡United¡¡States¡¡on¡¡
H¡­1B¡¡visas£»¡¡reserved¡¡for¡¡professional¡¡workers¡£¡¡U¡£S¡£¡¡policymakers¡¡who¡¡back¡¡overly¡¡
restrictive¡¡immigration¡¡policies¡¡do¡¡so¡¡at¡¡the¡¡risk¡¡of¡¡cutting¡¡off¡¡a¡¡steady¡¡infusion¡¡
of¡¡technological¡¡and¡¡scientific¡¡skill£»¡¨¡¡said¡¡the¡¡study's¡¡au271¡¡
thor£»¡¡Stuart¡¡Anderson£»¡¡the¡¡executive¡¡director¡¡of¡¡the¡¡foundation¡£¡¡The¡¡article¡¡quoted¡¡
Andrei¡¡Munteanu£»¡¡eighteen£»¡¡a¡¡finalist¡¡for¡¡the¡¡2004¡¡Intel¡¡competition£»¡¡whose¡¡parents¡¡
had¡¡moved¡¡from¡¡Romania¡¡to¡¡the¡¡United¡¡States¡¡five¡¡years¡¡earlier¡£¡¡Munteanu¡¡started¡¡
American¡¡school¡¡in¡¡the¡¡seventh¡¡grade£»¡¡which¡¡he¡¡found¡¡a¡¡breeze¡¡compared¡¡to¡¡his¡¡Romanian¡¡
school¡£¡¡¡¨The¡¡math¡¡and¡¡science¡¡classes¡¡£§covered¡¡the¡¡same¡¡subject¡¡matter£§¡¡I¡¡was¡¡taking¡¡
in¡¡Romania¡¡¡£¡¡¡£¡¡¡£¡¡when¡¡I¡¡was¡¡in¡¡fourth¡¡grade£»¡¨¡¡he¡¡said¡£¡¡
For¡¡now£»¡¡the¡¡United¡¡States¡¡still¡¡excels¡¡at¡¡teaching¡¡science¡¡and¡¡engineering¡¡at¡¡the¡¡
graduate¡¡level£»¡¡and¡¡also¡¡in¡¡university¡­based¡¡research¡£¡¡But¡¡as¡¡the¡¡Chinese¡¡get¡¡more¡¡
feeder¡¡stock¡¡coming¡¡up¡¡through¡¡their¡¡improving¡¡high¡¡schools¡¡and¡¡universities£»¡¡¡¨they¡¡
will¡¡get¡¡to¡¡the¡¡same¡¡level¡¡as¡¡us¡¡after¡¡a¡¡decade£»¡¨¡¡said¡¡Intel¡¡chairman¡¡Barrett¡£¡¡¡¨We¡¡
are¡¡not¡¡graduating¡¡the¡¡volume£»¡¡we¡¡do¡¡not¡¡have¡¡a¡¡lock¡¡on¡¡the¡¡infrastructure£»¡¡we¡¡do¡¡
not¡¡have¡¡a¡¡lock¡¡on¡¡the¡¡new¡¡ideas£»¡¡and¡¡we¡¡are¡¡either¡¡flatlining£»¡¡or¡¡in¡¡real¡¡dollars¡¡
cutting¡¡back£»¡¡our¡¡investments¡¡in¡¡physical¡¡science¡£¡¨¡¡
Every¡¡four¡¡years¡¡the¡¡United¡¡States¡¡takes¡¡part¡¡in¡¡the¡¡Trends¡¡in¡¡International¡¡
Mathematics¡¡and¡¡Science¡¡Study£»¡¡which¡¡assesses¡¡students¡¡after¡¡fourth¡¡grade¡¡and¡¡eighth¡¡
grade¡£¡¡Altogether£»¡¡the¡¡most¡¡recent¡¡study¡¡involved¡¡roughly¡¡a¡¡half¡¡million¡¡students¡¡
from¡¡forty¡­one¡¡countries¡¡and¡¡the¡¡use¡¡of¡¡thirty¡¡languages£»¡¡making¡¡it¡¡the¡¡largest¡¡and¡¡
most¡¡comprehensive¡¡international¡¡study¡¡of¡¡education¡¡that¡¡has¡¡ever¡¡been¡¡undertaken¡£¡¡
The¡¡2004¡¡results¡¡£¨for¡¡tests¡¡taken¡¡in¡¡2003£©¡¡showed¡¡American¡¡students¡¡making¡¡only¡¡
marginal¡¡improvements¡¡over¡¡the¡¡2000¡¡results£»¡¡which¡¡showed¡¡the¡¡American¡¡labor¡¡force¡¡
to¡¡be¡¡weaker¡¡in¡¡science¡¡than¡¡those¡¡of¡¡its¡¡peer¡¡countries¡£¡¡The¡¡Associated¡¡Press¡¡reported¡¡
£¨December¡¡4£»2004£©¡¡that¡¡American¡¡eighth¡­graders¡¡had¡¡improved¡¡their¡¡scores¡¡in¡¡science¡¡
and¡¡math¡¡since¡¡1995£»¡¡when¡¡the¡¡test¡¡first¡¡was¡¡given£»¡¡but¡¡their¡¡math¡¡improvement¡¡came¡¡
mainly¡¡between¡¡1995¡¡and¡¡1999£»¡¡and¡¡not¡¡in¡¡recent¡¡years¡£¡¡The¡¡rising¡¡scores¡¡of¡¡Amer

·µ»ØĿ¼ ÉÏÒ»Ò³ ÏÂÒ»Ò³ »Øµ½¶¥²¿ ÔÞ£¨0£© ²È£¨0£©

Äã¿ÉÄÜϲ»¶µÄ