r. quickly and without warning
adv. 突然地, 唐突地
1. She stopped talking abruptly when she saw the surprise party.
当她看到惊喜派对时，她突然停止了说话。
2. The car came to an abrupt stop in the middle of the road.
汽车在路中间突然停下了。
3. He left the meeting abruptly without any explanation.
他没有任何解释就突然离开了会议。