Guarantee reagent
[化] 保证试剂; 优级纯(一级品)
🧩 词语组成解析
guarantee
[,ɡærən'ti]
n. 保证，担保;保证人，保证书;抵押品;
vt. 保证，担保;
reagent
[ri(:)'eidʒənt]
n. 反应物，试剂;
🗣️ 情景例句
All the Stewart men were big. Stewart
家的男人都很大。
Do you have change for a twenty-dollar bill?
你付了一张20美元帐单了吗？
But people are often reproached for unpunctuality when their only fault is cutting things fine.
但有些人不准时常常因为掐钟点所致，