Chelometry
螯合滴定法
🗣️ 情景例句
I want to buy an engagement ring for my fiancée.
我想为我的未婚妻买一枚订婚戒指。
After that,I go downstairs to the kitchen to have breakfast.
在那以后，我去楼下厨房吃早餐。
All his life he reached out for the truths of spirits and gods.
他的一生都在追求神灵的真谛。