Guarantee reagentgr
[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;
🗣️ 情景例句
People rushed to buy the shares.
人们抢着购买股票。
Her children are a disappointment to her.
她的孩子让她感到失望。
I have been offered a large sum of money to go away, but I am determined to stay here.
他们曾向我提供一大笔钱让我搬走，但我决定留在这儿。