contract of suretyship的用法和樣例：
例句
- Article 13 A surety and a creditor shall conclude a suretyship contract in writing.
第十三條保證人與債權人應當以書(shū)面形式訂立保證合同。 - The seller guarantees that the instrument contract for will be made of the best material with first-class workmanship.
賣(mài)方保證合同中訂購的儀器是以第一流的工藝和最好的材料制造的。
