"something is amiss" "has gone completely haywire" "something is wrong with the engine"
例句
I want the right time. My watch seems to have gone haywire.我需要知道正确的时间; 我的表好像坏了。
I had arranged to do the shopping when we got back from our holiday, but my plans went haywire when the train was three hours late.我本来安排好了我们度假回家后的购物计划,但是火车晚点3小时,把我的计划全搅乱了。
Since I dropped it on the floor my watch has gone completely haywire.我的表掉在地板上以後,就完全乱了套。