Warranty
01
保証, 保証書
a written agreement in which a manufacturer promises a customer to repair or replace a product, under certain conditions, within a specific period of time
例
The car came with a three-year warranty, so I do n’t need to worry if something breaks down.
車には3年間の保証が付いていたので、何かが故障しても心配する必要はありません。
