You should muzzle your dog.

你应该给狗戴上口套。

youdao

He caught hold of the dog by its muzzle.

他抓住狗的口鼻，把它逮住了。

youdao

He must have been a big, powerful dog in his time, but the signs of age showed in the white hairs round his muzzle and the pale 5 opacity in the depth of his eyes.

它从前一定是条大而强壮的狗。不过现在，年老的痕迹显在它鼻子周围花白的毛上，也显在它无光彩的眼珠上。

youdao

They could be told to only let their dog out in public wearing a muzzle, or to keep the dog away from certain parks and roads.

BBC: Dog control law could mean training sessions for owners

But the thought of the empty house terrified him, and he went on, limping, following the dog, who never looked back, his muzzle lowered as if sniffing the way.

NEWYORKER: Waiting

Owners may be forced to muzzle their dogs, keep them on a lead, or attend training in dog-control techniques.

BBC: Dog attack plans 'woefully inadequate' say MPs