stealer

例句：

1. 1.The thief was caught by the police.
   那个小偷被警察抓住了。
2. 2. Pilfers often get into trouble for stealing from stores.
   偷窃者经常因为从商店偷东西而惹麻烦。
3. 3. The thieves were caught red-handed by the police.
   那些小偷被警察当场抓获。