have down的意思解释和用法例句,俚语have (something) down (pat)

have (something) down (pat)

用作动词的意思：完全掌握、通晓(某事物)，对(某事物)熟悉得很

用法及例句：
I had the story down pat.我对那故事熟悉得很，可以倒背如流。

I had my story down, so I almost believed it myself.我的故事编得头头是道，几乎连我自已都要信以为真了。

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