Specpure reagent
[化] 光谱纯试剂
🧩 词语组成解析
(=spectroscopically pure)光谱纯的
reagent
[ri(:)'eidʒənt]
n. 反应物，试剂;
🗣️ 情景例句
how would you do it?
你怎么说？
I know the boy whose father is a policeman.
我知道那个男孩的父亲是警察。
Just now we all watched you sign to show that you had received the cheque.
刚才我们大家都观察到了你为表明已收到那张支票而签名。