r. without knowledge or intention
adv. 不知情地；不知不觉地；不经意地
1. She unwittingly revealed the surprise party when she mentioned it to him.
她无意中提到这个惊喜派对，泄露了秘密。
2. He unwittingly offended his friend by making a joke about her favorite movie.
他无意中通过开一个关于她最喜欢的电影的玩笑冒犯了他的朋友。
3. The company unwittingly sold faulty products, leading to many complaints.
这家公司无意中出售了有缺陷的产品，导致许多投诉。