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  1. PyDict

    keep sb under observation

    • ph.
      監視某人,觀察某人
  2. 知識+

    • (英文) 文法問題2

      ...2011-07-30 09:12:14 補充: keep的用法有下列方式: to keep sb/sth under control to keep sb/sth under observation to keep doing sth to keep sb doing sth to keep a record to keep a promise...