snags
A snag is a small problem or disadvantage.
A police clampdown on car thieves hit a snag when villains stole one of their cars.
警方打击偷车贼的行动遭遇了一点小挫折:匪徒偷走了一辆警车。
snags , snagging , snagged
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.
She snagged a heel on a root and tumbled to the ground.
她的鞋后跟绊在树根上,踉踉跄跄地摔倒在地上。
Brambles snagged his suit.
刺藤钩破了他的西服。