The projecting mouth, lips, and nose of an animal; snout.

兽类之口、唇、鼻；兽类之长鼻。

The mouth of gun.

炮口；枪口。

A fastening or cover for the mouth of a dog or horse to prevent biting.

(犬马等之)口套。

To secure the mouth of with a fastening or cover.

箝口；装口套。

Figuratively, to prevent from talking; silence.

【喻】使缄默；使安静。