异口同声

Traditional (Taiwan): 異口同聲

On the HSK 7-9 vocabulary list, at CEFR level C2.

kǒutóngshēng ㄧˋ ㄎㄡˇ ㄊㄨㄥˊ ㄕㄥ

    • different mouths, same voice
    • to speak in unison (idiom)

Character by character

Sources