絆倒,犯錯誤,抓住某人的過錯
trip up v 1: detect a blunder or misstep; "The reporter tripped up the senator" [syn: {catch}] 2: cause to stumble; "The questions on the test tripped him up" [syn: {trip}] 3: make an error; "She slipped up and revealed the name" [syn: {stumble}, {slip up}]