一个巴掌拍不响
yī​ge​bā​zhang​pāi​bu​xiǎng

it takes two to tango

  1. 一个 一個 yī​ge numeral
    one
    a single person or thing
  2. 巴掌 bā​zhang
    palm
    the inner surface of the hand
  3. 拍 pāi verb
    to pat
    to pat; to clap; to slap; to swat with the palm of the hand or a flat object
  4. 不 bu particle
    [potential]
    Used between a verb and its result to show that the action cannot achieve that result; used as the negative form of the 得 de potential construction
  5. 响 響 xiǎng verb
    to make a sound
    To make a sound; to ring or sound; to start making noise.