| 正面 | 7221.overnight 英 [əʊvə'naɪt]美 ['ovənaɪt]     |
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| 背面 |      释义： 1. over "从头至尾，全部，整个；在…期间" + night.2. 引申义：相当于中文成语“一夜成名”，由此表示：突然的，突然地，很快地，一下子。3. 这里的over着重指：在…期间。adv. 通宵；突然；昨晚adj. 晚上的；通宵的；前夜的n. 头天晚上；一夜的逗留vt. 连夜快递vi. 过一夜 例句： 1. There were two bomb explosions in the city overnight.一夜之间城里发生了两起炸弹爆炸事件。 overnight (adv.)early 14c., from over- + night (n.). Originally "on the preceding evening;" sense of "during the night" is attested from 1530s. Meaning "in the course of a single night, hence seemingly instantaneously" is attested from 1939." |