【每日词汇解读】---来自万法通翻译

Warranty: a written assurance that some product or service will be provided or will meet certain specifications,即保证，保证书；保修单；（土地转让等的）证书；（产品、商品等的）担保书。比如：a twelve-month warranty,为期12个月的保修单；再如：Warranty Period，保修期，保证期。其变体较多，如warrant, warrantee, warrantor, etc. 其中，warrant有“认证股权”、“搜查令、拘捕令”的意思；warrantee意为“被保证人、被担保人”；warrantor意为“保证人、担保人”。

Breach: if you breach an agreement, a law, or a promise, you break it, 可译作“违反，违约，违法”等。比如：breach of the warranty, 违反保修承诺；再如：be accused of a breach of, 被控违反......。