名词保证，担保; [法]（商品等的）保单; 根据，理由; 授权，批准
保证
A：The manufacturer offers (a one-year warranty on any factory defects / an unlimited 90-day warranty).
生产厂家提供（1年的厂家责任保证/无限制90天保证）。
B：Great.
太好了。
1. 保修单
A warranty is a written promise by a company that, if you find a fault in something they have sold you within a certain time, they will repair it or replace it free of charge.
warranty在线翻译
e.g. ...a twelve month warranty...
为期12个月的保修单
e.g. The equipment is still under warranty.
这套设备仍在保修期内。
1. 保修单
A warranty is a written promise by a company that, if you find a fault in something they have sold you within a certain time, they will repair it or replace it free of charge.
warranty在线翻译
e.g. ...a twelve month warranty...
为期12个月的保修单
e.g. The equipment is still under warranty.
这套设备仍在保修期内。
