surreptitious
01
偷偷摸摸的, 秘密的
doing something secretly in an attempt to avoid notice
例子
He moved with surreptitious steps, hoping not to wake anyone.
他带着偷偷摸摸的脚步移动，希望不吵醒任何人。
02
偷偷的, 秘密的
done, made, or obtained in a secretive way, especially to avoid notice or disapproval
例子
He took a surreptitious photo of the document.
他偷偷地拍了一张文件的照片。
词汇树
surreptitiously
surreptitious
