Ferrometry
[化] 亚铁量法; 亚铁量滴定法
🗣️ 情景例句
I owe what I am to my uncle.
我能有今天要感谢我的伯父。
My brother is not quite twenty-five.
我的兄弟不够25岁。
It is bacteria that have generated the oxygen we breathe on earth.
正是细菌生产出我们在地球上呼吸的氧气。