同根派生 Be quiet相关词英汉例句Please be quiet recording in progress.正在錄音--請勿喧嘩。Be quiet! We don't want to hear that kind of dirt!別說了! 我們不想聽那種下流話!Hush! ie Be quiet!肅靜!It is important that he be quiet.他該保持安靜是有必要的。Do be quiet.務必要安靜。Be quiet更多例句