项圈

例句：

1. 1. The dog was wearing a collarwith its name engraved on it.
   那只狗戴着一个带有它名字的项圈。
2. 2. She put the collar on herdog to keep it from running away.
   她给狗戴上项圈，以防它逃跑。
3. 3. The policeman wore a plain white collararound his neck.
   警察脖子上围着一条简单的白色项圈。