Level 6 · word 15,413 of 20,000

undetected

/ˌʌndɪˈtektɪd/ American
  • adj. 未被发现的
Definition
  • adj. not noticed or discovered
Example
The small leak went undetected for weeks until the ceiling stained.
这个小漏水点几周都没被发现,直到天花板出现水渍。