He stumbled and almost fell.

他绊了一下，差点儿摔倒。

《柯林斯英汉双解大词典》

He stumbled over Luke's prostrate body.

他绊倒在卢克俯卧的身躯上。

《牛津词典》

He stumbled over [against] a stone.

他被一块石头绊倒。

《新英汉大辞典》

He had extremely small hands, very small feet, which meant he sort of lurched and stumbled sometimes when he walked, particularly because he drank enormous quantities.

他的手和脚却十分小,这意味着他走路时可能有些蹒跚,在他豪饮之后更是如此

耶鲁公开课 - 欧洲文明课程节选

First, Chelsea fired manager Roberto Di Matteo after he stumbled in the Champions League.

WSJ: Jose Mourinho Appointed Chelsea Manager

Finally, he stumbled down the corridor and out the front door, trying to catch his breath.

NEWYORKER: Trial by Fire

Smart missed a chance to make it two when he stumbled inside the six-yard box.

BBC: Dundee Utd off the bottom