snag

1. N-COUNT A snag is a small problem or disadvantage. 小问题; 小挫折

A police clampdown on car thieves hit a snag when villains stole one of their cars. 匪徒偷走了警方一辆汽车后，警方打击盗车贼的行动遇到了一点儿小挫折。

2. V-T/V-I If you snag part of your clothing on a sharp or rough object or if it snags, it gets caught on the object and tears. 钩破

She snagged a heel on a root and tumbled to the ground. 她的鞋后跟绊在树根上，跌倒在地。

Brambles snagged his suit. 刺藤钩破了他的西服。