We did not know what had come over him to make him change his mind so abruptly. 我們不知道發生了什么情況使他這樣突然地改變了主意。
An ordinary man suddenly fell under suspicion, and just as abruptly cleared again. 一個普通人突然遭到懷疑，而又同樣突然地再次變得清白無辜。
On the first day, when all three of them sat at the table for a meal, their mother somewhat abruptly seized a piece of chicken with her chopsticks and put it in his bowl. 第一天全家三口坐在飯桌前時，母親有些莽撞地忽然把一條雞腿夾進他的碗里。