挖空心思

wākōngxīnsi ㄨㄚ ㄎㄨㄥ ㄒㄧㄣ ˙ㄙ

    • to dig for thoughts (idiom) to search everything for an answer
    • to rack one's brains

Character by character

Synonyms and antonyms

Synonyms 近义词

Sources