n.动物之鼻口；口络；枪口

v.戴口络于；使缄默

He caught hold of the dog by its muzzle. 他抓住狗的口鼻，把它逮住了。

The soldier depressed the muzzle of a gun. 士兵把枪口放低。

You shall not muzzle the ox while he is threshing. 牛在场上踹谷的时候

Such a fierce animal ought to be muzzled. 这动物太凶,应该给它戴上口套。

The President wanted to muzzle the press. 总统企图遏制新闻自由。