snatch/ snætʃ /

1.noun [of conversation] [ song etc] 
片段

2.vt.
(grab) 抢夺

3.vt.[+child] [ hostage] 
(seize) 劫

4.vt.[+handbag etc] 
(steal) 抢走

5.vt.[+opportunity] [ look] [ time etc] 
(take) 抓住

6.vi.
don't snatch! 别抢!

to snatch a sandwich
抓紧时间吃个三明治
to snatch some sleep
抓紧时间睡会儿觉