v. 宣布放弃〔权利〕;宣布取消〔规则等〕≈ forgo
waiver n. 弃权声明书
She waived her right to a lawyer. 她放弃了请律师的权利。
The art gallery waives admission charges on Sundays. 美术馆星期天免费开放。
BrE /əˌbriːviˈeɪʃn/