"he recited the whole poem without a single trip"
"he arranged his robes to avoid a trip-up later"
"confusion caused his unfortunate misstep"
"The drunk man stumbled about"
"She stumbled over the tree root"
"I stumbled across a long-lost cousin last night in a restaurant"
"She slipped up and revealed the name"
Guess who I stumbled across?
猜我今天碰到了谁?
Police investigating tax fraud stumbled across a drugs ring.
警方在调查偷税漏税案件时意外地发现了一个贩毒集团。
The chairman stumbled through his opening speech as if he were afraid of making a mistake.
主席的开场白讲得结结巴巴的,好像他怕说错了话似的。
At least Adden never stumbles through a performance, he can always be trusted to sing well.
至少阿顿演出时没怯过场,任何时候都可以相信他能唱好。