名词 warrant:

1. a writ from a court commanding police to perform specified acts

2. a type of security issued by a corporation (usually together with a bond or preferred stock) that gives the holder the right to purchase a certain amount of common stock at a stated price

3. formal and explicit approval

4. a written assurance that some product or service will be provided or will meet certain specifications

动词 warrant:

1. show to be reasonable or provide adequate ground for

2. stand behind and guarantee the quality, accuracy, or condition of

warrantn.委任状；凭证；根据；正当理由vt.担保；保证；辩解；授权warrant check支付命令支票warrant stock认股权证; 认购股权证书warrant bonds分离交易可转债warrant attack证书攻击warrant policy[经] 保用政策warrant-bond分离交易可转债warrant market权证市场warranted free特约不赔warrants value认股权证价值warrants market权证市场

1. The company warrants all the cars it sells.
   该公司对于它卖出的所有汽车担保。
2. As a sweetener they offered warrants along with the fixed-income securities.
   作为奖励，他们为固定收入证券提供了担保。