1. ~R
~Rһֱ_ϴy}ô~(yng)ԓô҂ ɿ?BһW(xu)ķҽh~֞AһARe^̣Ҫт߅ ߅߅x߅ӛ~@AҪ֪@~ʲô˼Ҫ֪@~ôl(f)ӛס@طʽӛ~ӡڶA얹̵^̣Ҫтφ~ֻ MP3ȥ(yng)~xƴ(䌍@^̺҂Сr ) ̫Ć~؏(f) ֱX(yng)xֹֻ@Ӳſц~ӛD(zhun) X~AǏAҪт؏(f)ڶAҪMP3xF(xin)֮ǰ(yng)~xߌ~ķ(yng)ٶ
2.
ķ^һ£ͨnjijһ M Ƿ(f) һƪ ֱÓֹ
ᘌ тʹ(yng) ܛ W(wng)վ(j)Լˮƽxͬ ϡ A(ch)ǺܺõͬW(xu)xʹVOAٺ{ƤDeltaM __80%ϵĕrԇLԇ 93ƪVOA@ϵ_75%ϵĕrԇLԇ SSS(Scientific American’s Sixty-Second Science)CNN
ᘌһNrhтʹTPOTPOӽ挍ԇ ֻܶǰzyĹߣ}֮wⲻ֪ TPOһNܺõͦ ;
һ TPOҪģMԇ飬^βм}ӛPӛԼ_}Ŀӛ
֮e`Ļ IJTPO һLԇԼҳ
(f) ֮_ıĆ~ʽŪ֮моһe}cһԼʲôҕ@طe?~] 壬ǾҪıͷ(yng)ٶ (x)T}ǾҪ(j)}QfеͬW(xu)eڵһƪConversationǾͿԇLԇǰintroductionIJֶ ֮}oԼһ_ÿһ~ ˵Dz֪ӵ˼Ǿfڷ ϳF(xin)һĆ}ξҪԼʲôطǿc?fconversation_^ܿܕV҂W(xu)ĿģLectureгF(xin)ֽY(ji)(gu)ͿܳF(xin)x
ı һ ıS һ顣
@ ŲnjTPOM
3.
и ԇģW(xu)Լn҂ڷcĕrl(f)F(xin)еĕrһҪĿcܕ؏(f)F(xin)Բͬı_ʽF(xin)иУ _˼Ⱦʵ ijׂ~Ҫ
һ˾“ֻҊľҊɭ” ǡǡǽQ@}÷Ƿ (yng)ԓô ?^ķ ָB(ti)ȶָ Ϣľ ĕrB(ti)ɢܿܕɿԇĆ} Ҫт ϵȺҲfmȻ]kfs(f)(ni)
ͬrώhx֪W(xu)Ĺ_nTEDv Mо(x)һ龚(x)rvĻȥм ڶ鸽Ļ^һ飬@Ӿ܌ ͳ Y(ji)Ч@һЩxӢ鷺 YԴĿoҵĽhDZMĻʡȥֻxӢĻ@ЩͬW(xu)IһõӢZh(hun)Ķ ˮƽ
и ӛPӛ^Ҫҕ4c
1 SS(ni)ݾͿ÷cкܶ˶(jng)v^ӛһі|l(f)F(xin)߀}Ŀ÷cϢӛoõĖ|rˡ@ǰϢcĆ}P(gun)IĆ}߀ӛPӛЧܣЧߵķǰѽ(jng)f^fnote takingӛԽԽ_ԽԽߡ
2Ҫһ _ʼvԒsoȥӛ ĕrҪע(ni)ݺ}жȣ(ni)ݲ_Л]õĕrӛ²P(gun)I~ҴXҪЂµӡvʲôڲrgȺa
3PӛֻֻҪԼöͿPӛĕrͰԼ˼·ӛ̖͌~_һcP(gun)ϵ]ֻҪԼö
4֔ز鿴ʹӛ䛵ĹPӛeֻֻƬZĵط ֮һǿxcԭͬ۾xǂfT ԻԴxԭĵͬxČҪ˲x