ChineseDict
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没
mei2
沒
日
ri4
日
没
mei2
沒
夜
ye4
夜
day and night
regardless of the time of day or night
Info
Wiktionary: 没日没夜
MDBG: 没日没夜
Examples with 没日没夜 on
Tatoeba
Percentile: 32
(higher is more common)
Tags:
chengyu