Chemically pure
[化] 化学纯
🧩 词语组成解析
adv. 用化学, 以化学方法
🗣️ 情景例句
How much did you estimate this job is going to cost us?
你估计这工作要花我们多少钱？
There isn't much room for doubt in this matter.
关于这件事，不大有质疑余地。
with their fellow scientists either in other countries or in universities,
和其他国家、其他大学同行们