Level 5 · word 11,798 of 20,000

surreptitious

/səˌrepˈtɪʃəs/ American
  • adj. 秘密的, 偷偷摸摸的
Definition
  • adj. done secretly or quickly to avoid being noticed
Example
He took a surreptitious glance at his phone during class.
他在课堂上偷偷瞥了一眼手机。