是等还是，it is all about opportunity cost. 看你如何衡量了：）

来源: 天朝玉于 2019-09-29 08:55:06 [博客] [旧帖] [给我悄悄话] 本文已被阅读：次

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是等还是，it is all about opportunity cost. 看你如何衡量了 ：）