in passing是什麼意思?

意思是: 快速地; 無意中; 隨意地提及

例句

I found out about the new restaurant in passing while talking to a friend.
我在與朋友談話中無意中發現了一家新餐館.

She finished the project in passing, between her other tasks.
她在其他任務中間快速完成了這個項目.

He mentioned in passing that he would be going on vacation next week.
他在談話的時候提到下周要去度假.