1、Cat nap，打瞌睡。例句：I had a cat nap after lunch.午饭后我小憩了一会儿。I was up late last night so I had a cat nap at my desk today.我昨天晚上起晚了，所以今天我趴在桌子上小睡了一会儿。 2、Bark up the wrong tree。
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