例1: He snatched the photos out of my hand before I had a chance to look at them.
例2： She had her purse snatched while she was shopping.
例3： Maybe you'll be able to snatch a couple of hours' sleep before dinner.
例4： I felt someone behind me making a snatch at my bag.
例5 ： I only caught snatches of the conversation.(只听到谈话的一些片段。）