Esbach's reagent
[医] 埃尔德曼氏试剂(硝酸与硫酸的混合液,检生物硷)
🧩 词语组成解析
reagent
[ri(:)'eidʒənt]
n. 反应物，试剂;
🗣️ 情景例句
What's that?
什么问题？
I'm awfully sorry.
真是对不起。
She always referred to them as 'the shifting population', for they came and went with such frequency that I never even got a chance to learn their names.
她称这些佣人叫“流动人口”，因为他们来匆匆，所以我甚至都没有机会知道他们的姓名。