| 释义 | 
		 un·be·knownBrE /ˌʌnbɪˈnəʊn/NAmE /ˌʌnbɪˈnoʊn/ (also less frequent un·be·knownst BrE /ˌʌnbɪˈnəʊnst/ NAmE /ˌʌnbɪˈnoʊnst/)  adjective~ to sb(formal) without the person mentioned knowing 瞒着;背着◆Unbeknown to her they had organized a surprise party.  他们瞒着她筹备了一个给她意外惊喜的聚会。 |