muzzle

枪口，炮口；口套，口络；动物的鼻口英释中释na cover that you put over a dog’s mouth to stop it from biting people

使…缄默；给…戴口套；封锁…的言论英释中释vto prevent someone from saying what they think in public

1 muzzle velocity,初速；出口速度

2 muzzle brake,炮口制退器；枪口制退器

1 The mongrel presented his muzzle for scratching..这只杂种狗探出口鼻挠痒。