sealed envelope短语⁷⁹⁹⁷⁸⁺⁹ 基本例句 密封信封 In that proceeding the air force's lawyer had brandished a sealed envelope supposedly containing evidence, though its contents were never to be seen by the accused or his defenders. 在那次的听证会上，空军的律师挥舞着一个应该包含证据的信奉，不过内容却从不会被受责难的或他的辩护人看到。 ecocn