龇牙咧嘴

例句：

1. 1. Thedog snarled at the strangeras he walked by.
   当陌生人走过时，狗咆哮着。
2. 2. She snarled at him in anger.
   她愤怒地对他咆哮。
3. 3. The lion snarled at the hunter, warning him tostay away.
   狮子对猎人咆哮，警告他远离。