trip up
(使)犯错误, (使)绊倒
例句与用法：
Harry was running well until he tripped up and fell, losing the race.
哈里本来一直跑得很好，可后来绊了一跤，输了比赛。
I tripped up in the interview and said something rather silly.
我在面试中不慎说了一些蠢话。
词形变化：
动词过去式: tripped |
动词过去分词: tripped |
动词现在分词: tripping |
动词第三人称单数: trips |
