谢谢，现在清楚了，是"pervade", 后面没有 "in"。

来源: 肖庄于 2016-02-24 12:19:36 [博客] [旧帖] [给我悄悄话] 本文已被阅读：次

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谢谢，现在清楚了， 是"pervade", 后面没有 "in"。