退避三舍

退避三舍 [tuì bì sān shè]

1. ■ retreat about thirty miles as a condition for peace; avoid ... like a plague; give one a wide berth; give way to sb. to avoid a conflict; keep a good distance from sb.; keep at arm's length; keep sb. at a pole's length; keep three marches distant from sb.; retreat ninety li; (be prepared) to give way to sb. else