"on the sly" in Chinese (Traditional)
偷偷地祕密地
Definition
如果你「偷偷地」做某件事，意思是你祕密地做，不希望被別人發現或知道。
Usage Notes (Chinese (Traditional))
這是一個不正式的表達，常用於形容小祕密或偷偷做的事情，與“祕密地”很接近。常和「做」、「喫」等動作搭配。
Examples
He ate the last piece of cake on the sly.
他把最後一塊蛋糕**偷偷地**喫了。
The kids watched a scary movie on the sly.
孩子們**偷偷地**看了恐怖片。
She sent a message on the sly.
她**偷偷地**發了訊息。
They've been meeting on the sly every weekend.
他們每個週末都**偷偷地**見面。
Did you take money from my wallet on the sly?
你**偷偷地**從我的錢包裡拿錢了嗎？
He likes to check his phone on the sly during meetings.
他喜歡在會議中**偷偷地**看手機。