warrant /ˈwɔrənt/ I. vt. 1.证明…是正当(或有理) (=justify): The facts do not warrant your conclusion. 事实不能证明你的结论是正确的。His anger is not warranted. 他的生气是无道理的。 2.保证,担保(跟名词、从句或复合结构):The company warrants all the cars it sells.公司担保它所售车辆的质量。I warrant she’s the one. 我敢保证就是她。The grower warrants these plants (to be) free from disease. 种植人保证这些植物不会得病。‖II. n. [c]& [u] 1. 授权令;授权证:execute a warrant of arrest 执行逮捕令;a warrant for arrest 逮捕证 2.[u](正当)理由,根据:There’s no warrant for your accusation. 你的告发无根据。
warranty /ˈwɔrənti/ n. [u]&[c](书面)担保;保证书;保修:The warranty covers the car mechanically for a year, with unlimited mileage. 汽车机械故障保修一年,没有里程限制。