muzzle

名词 muzzle:

1. the open circular discharging end of a gun
   同义词：gun muzzle
2. forward projecting part of the head of certain animals; includes the jaws and nose
3. a leather or wire restraint that fits over an animal's snout (especially a dog's nose and jaws) and prevents it from eating or biting
4. restraint put into a person's mouth to prevent speaking or shouting
   同义词：gag

动词 muzzle:

1. fit with a muzzle
2. prevent from speaking out
   同义词：gag
3. tie a gag around someone's mouth in order to silence them
   同义词：gag

1. A small metal knob on the muzzle of a firearm, such as a rifle, used for sighting.
   准星枪炮口上，瞄准用的小圆金属突起，如来福枪上的准星
2. He caught hold of the dog by its muzzle.
   他抓住狗的口鼻，把它逮住了。

muz.zle

n.（名词）
The forward, projecting part of the head of certain animals, such as dogs, including the mouth, nose, and jaws; the snout.
鼻口部：某些动物（比如狗）的头部向前突出的部分，包括嘴、鼻和下巴；（动物的）口鼻部
A leather or wire restraining appliance that, when fitted over an animal`s snout, prevents biting and eating.
动物的口套，口络：套在动物的鼻口部以防止其咬和吃的一种皮质或者金属丝制成的限制装置
The forward, discharging end of the barrel of a firearm.
喷嘴：消防队员用的水管的末端排出口部分
A restraint on free movement or expression:
禁止：自由行动和言论的钳制：
例句：
had a muzzle put on their high spirits.
遏制他们的激情

v.tr.（及物动词）
muz.zled,muz.zling,muz.zles
To put a muzzle on (an animal).
给动物套上口络
To restrain from expression:
钳制言论，封住…的嘴：
例句：
tried to muzzle the opposition.
竭力钳制反对派言论

来源：
Middle English mosel
中古英语 mosel
from Old French musel
源自 古法语 musel
from Medieval Latin môsellum [diminutive of] môsus [snout]
源自 中世纪拉丁语 môsellum [] môsus的小后缀 [口鼻部]
from Latin môsum
源自 拉丁语 môsum

【引伸】
muz.zler
n.（名词）