The manager noticed a smirk on his face when the rival's proposal was rejected.

競爭對手的提案被否決時，經理注意到他臉上露出一抹得意的笑。

With a smirk, the salesman announced he had closed the biggest deal this quarter.

那名業務帶著得意的冷笑宣布，他談成了本季最大的一筆生意。

The customer service agent apologized after a customer complained about her rude smirk.

一位顧客投訴客服人員無禮的冷笑後，她出面道歉。