waiver/ˈweɪvə(r); `wevɚ/ n(law 律) (document that records the) waiving of a legal right, etc 弃权（书） They were persuaded to sign a waiver of claims against the landlord. 经劝说, 他们签署了放弃向房东索赔的权利.
牛津英汉双解词典