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l(f)rg:2017-07-16 ݋:younian

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~Rһֱ_ϴy}ô~(yng)ԓô҂ ɿ?Bһ׌W(xu)ķҽh~֞AһARe^̣Ҫт߅ ߅߅x߅ӛ~@AҪ֪@~ʲô˼Ҫ֪@~ôl(f)׌ӛס@طʽӛ׌~ӡڶA얹̵^̣Ҫтφ~ֻ MP3ȥ(yng)~xƴ(䌍@^̺҂Сr ) ̫Ć~؏(f) ֱX(yng)xֹֻ@Ӳſ԰ц~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 IJ׵TPO 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

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ͬr΢ώhx֪W(xu)Ĺ_nTEDv Mо(x)һ龚(x)rvĻȥм ڶ鸽Ļ^һ飬@Ӿ܌ ͳ Y(ji)Ч@һЩxӢ鷺 YԴĿoҵĽhDZMĻʡȥֻxӢĻ@Щ܎ͬW(xu)IһõӢZh(hun)Ķ ˮƽ

и ӛPӛ^Ҫҕ4c

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