Sumner's reagent
[医] 萨姆纳氏试剂(二硝基水杨酸试剂)
🧩 词语组成解析
reagent
[ri(:)'eidʒənt]
n. 反应物，试剂;
🗣️ 情景例句
Easy now. Easy does it. That's it.
放轻 ，不要紧 ，对了。
The more haste, she less speed.
欲速则不达。
A very good choice, sir.
先生，您真会挑选。