形 （两倍的） double，twice；副 （同时涉及几种事物） simultaneously，concurrently；动 hold two or more jobs concurrently，[书]bring together，unite in one，annex；名 （姓氏） a surna

[例句] 懒惰兼无能的警官令公众失望。 Lazy and incompetent police officers are letting the public down.

[例句] 原来那间起居室成了她的客厅兼书房。 The old drawing room serves her as both sitting room and study.