se·cret·ly
adverb/ˈsiːkrətli/
/ˈsiːkrətli/
- in a way that is kept hidden from people
偷偷地：以对人隐藏的方式 - The police had secretly filmed the conversations.
警察已秘密地把几次谈话拍摄下来。 - She was secretly pleased to see him.
见到他，她心中窃喜。
- The police had secretly filmed the conversations.