Taivo A Taiwan Mandarin dictionary

廢寢忘食

fèiqǐnwàngshí

ㄈㄟˋ ㄑㄧㄣˇ ㄨㄤˋ ㄕˊ

Simplified 废寝忘食

  1. 1(idiom) to skip one's sleep and meals; to be completely wrapped up in one's work

Keep 廢寢忘食 and it comes back until you know it.

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