Analytical reagentar
[化] 分析纯; 分析纯二级品
🧩 词语组成解析
🗣️ 情景例句
when I said we couldn't ask for anything more.
在我说我们再没什么可求的了的时候。
Could you change my flight date from London to Tokyo?
请你更改一下从伦敦到东京的班机日期好吗？
It seems that man was making a real effort to understand the seasons 20,000 years earlier than has been supposed.
看来人类早就致力于探索四季变迁了，比人们想像的要早20，000年。