2007年3月22日 02:212007年3月22日 Google 了一下 'Pin down' - Definition 1 Meaning: Get a fixed idea, opinion, etc, from someone. Example: I've asked him to set a date, but he's a hard man to PIN DOWN and won't give a definite answer. 'Pin down' - Definition 2 Meaning: Discover exact details about something Example: The government can't PIN DOWN where the leak came from.
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