in is area, he is among top scientists in the whole world.

来源: Smart 于 2016-11-17 06:14:20 [] [旧帖] [给我悄悄话] 阅读数 : (93 bytes)

u may not agree with his opinion, should should "respectively disagree".

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• being able to "respectively disagree" will make you better. -Smart- ♂ 给 Smart 发送悄悄话 (0 bytes) () 11/17/2016 postreply 06:38:51

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