yī​ge​bā​zhǎng​pāi​bù​xiǎng

cooperation required

一个巴掌拍不响 (一個巴掌拍不響) yī​ge​bā​zhǎng​pāi​bù​xiǎng
cooperation required
it is difficult to achieve anything alone or without the support and cooperation of others
mutual responsibility
it takes two persons to start a dispute or be involved in a situation; both parties share responsibility

Frequency

Written text
0.232 per million

Sources

Definitions
CC-CEDICT
Frequency data
BCC Corpus (BLCU)