单词	unobserved
释义	unobservedun‧ob‧served /ˌʌnəbˈzɜːvd $ -ɜːrvd/ adjective, adverb Examples EXAMPLES FROM OTHER DICTIONARIES Mr. Fong was able to enter the building unobserved. not noticed:  Frank slipped out of the meeting unobserved.
随便看	lethal lethargic lethargically lethargy Lethe Letraset let's letter letter bomb letterbox letterboxing lettered letterhead lettering Letterman, David letter of credit letter-perfect letter-size letting lettuce let-up leukemia Levant Levantine levee

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