挺好。有對照，有統計，進了一大步。如有更細致的數據，如何分組的說明，等等，就更好了。

來源: 欲千北於 2020-02-14 15:03:30 [博客] [舊帖] [給我悄悄話] 本文已被閱讀：次

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