Chemically pure reagent
[化] 化学纯(三级品)试剂
🧩 词语组成解析
adv. 用化学, 以化学方法
reagent
[ri(:)'eidʒənt]
n. 反应物，试剂;
🗣️ 情景例句
No. I'm scared to death.
不。我害怕得要命。
Observation is the best teacher.
观察为良师。
Now that a tunnel ahs been built through the mountains, the Pass is less dangerous,
如今由于山里开挖了隧道，翻越山口已不那么危险了。