know one's ass from one's elbow

动词 v.

英文释义

动词 v.
  1. Synonym of know one's ass from a hole in the ground.

词形变化

knows one's ass from one's elbow present,singular,third-person knowing one's ass from one's elbow participle,present knew one's ass from one's elbow past known one's ass from one's elbow participle,past
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