snarler

例句：

1. 1. The dog is a snarler when it sees its owner.
   这只狗见到主人时会咆哮。
2. 2. The lion roared at the hunter as he approached.
   当猎人靠近时，狮子咆哮着。
3. 3. The wolf howled in the night, warning of danger.
   狼在夜里嗥叫，警告危险。