surreptitious
US /ˌsɝː.əpˈtɪʃ.əs/
UK /ˌsɝː.əpˈtɪʃ.əs/
形容词
1.
偷偷摸摸的
done secretly, without anyone seeing or knowing:
示例:
•
She seemed to be listening to what I was saying, but I couldn't help noticing her surreptitious glances at the clock.
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