Selective reagent
[化] 选择试剂; 选择性试剂
🧩 词语组成解析
selective
[si'lektiv]
adj. 精心选择的;选择的，不普遍的;淘汰的;
reagent
[ri(:)'eidʒənt]
n. 反应物，试剂;
🗣️ 情景例句
It was nothing.
没什么的。
The early bird catches the worm.
捷足先登。
What's that? asked Lucy. She pointed at a strange thing with three legs and a strange top. It was made of metal.
“那是什么？”露西说。露西指着一个有三条腿和一个奇怪的顶部的怪怪的东西问。是用金属造的。