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day-and-night的英文翻譯是什麼意思，詞典釋義與在線翻譯：
英英釋義
Adjective:
-
at all times;
"around-the-clock nursing care"
day-and-night的用法和樣例：
例句
用作形容詞 (adj.)
- During my college days,I used to work day and night.
我在讀大學的時候，常常夜以繼日的苦讀。
