snap是什么意思？用法有哪些？

　　When all else is lost, the future still remains.

　　当一切都没有时，未来依然存在。

　　snap  verb

　　[sn?p]

　　break suddenly and abruptly, as under tension

　　断裂，绷断

　　例句：

　　The brake pedal had just snapped off .

　　刹车踏板刚刚绷断了。