snitch

名词 snitch:

1. someone acting as an informer or decoy for the police
   同义词：fink, snitcher, stoolpigeon, stool pigeon, stoolie, sneak, sneaker, canary

动词 snitch:

1. take by theft
   同义词：hook, thieve, cop, knock off, glom
2. give away information about somebody
   同义词：denounce, tell on, betray, give away, rat, grass, shit, shop, stag

1. Who's snitched my pen?'
   ｀一转眼，谁把我的笔偷走了?＇
2. Promise you won't snitch (on me)?
   答应我，一定不告发我行吗?