1. Change your socks; they were snagged. 你的袜子挑丝了，换一双吧。
2. This enterprise, though, has already hit an embarrassing snag. 然而，该计划已经遇到了令人尴尬的障碍。
3. The snag with this arithmetic is that it ignores the fact that many CDS contracts overlap or offset one another. 这样计算的问题是它忽视了一个事实：许多CDS合约相互重叠或抵消了。
英英解释
n.
1. a sharp protuberance
2. a dead tree that is still standing, usually in an undisturbed forest
3. an opening made forcibly as by pulling apart
4. an unforeseen obstacle v.
1. catch on a snag
2. get by acting quickly and smartly
3. hew jaggedly
