三天兩頭

sāntiānliǎngtóu

every other day; almost every day

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san1 tian1 liang3 tou2

lit. twice every three days (idiom); practically every day, frequently

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三天兩頭|三天两头 [sān tiān liǎng tóu] ► lit. twice every three days (idiom); practically every day ► frequently