knowingly

The businessman was accused of knowingly selling defective products to his customers.

(Chinese) 这位商人被指控故意向客户销售有缺陷的产品。

She knowingly broke the rules of the competition, which led to her immediate disqualification.

(Chinese) 她故意违反了比赛规则，导致她立即被取消资格。

He looked at me knowingly across the table, showing that he knew I was keeping a secret.

(Chinese) 他在桌子对面会意地看了我一眼，显示出他知道我正守着一个秘密。

The two friends smiled knowingly at each other when their teacher mentioned the surprise party.

(Chinese) 当老师提到惊喜派对时，这两个朋友会意地相视而笑。