1.relegate to 使歸屬于，委托給，移交給

Dispatch: to relegate to a specific destination or send on specific business.
派遣;發送送到特定的目的地或分派特定任務。

When the victim can not give proof and it can not involve the innocent people, the tort law's preventing and punishing function should relegate to secondary status, but the compensation to the victims becomes the primary thing.
在受害人不能舉證而又不能歸責于無辜的情況下，侵權行為法的預防和懲罰功能已退居次要地位，而對受害人損失的補償則成為首要解決的問題。

2.fail to 未能

Things change and when you fail to grasp that truth you suffer.
世事變遷，而且你也未能領會承受折磨的真相。

Every year flying cars fail to take to the skies is a disappointment.
每一年，天空中都未能出現飛翔的汽車，這真是令人失望。

3.lack of 缺乏

Another problem was the lack of competition.
另一個問題是缺乏競爭。

Her lack of experience is a severe disability.
她缺少經驗是一個嚴重的障礙。

4.agree to 同意，贊成

He could agree to cut nuclear arms with russia.
他可能同意和俄羅斯一起削減核武器。

She convinced a reluctant union to agree to a pay-for-performance system.
她說服了一個不情愿的工會接受績效工資系統。