Chemex
化学交换(同位素浓缩)过程
🗣️ 情景例句
I know it well.
我非常清楚。
Be slow in choosing a friend; slower in changing.
选择朋友要审慎，摒弃更要审又慎。
This is what makes Leon Bagrit's predictions particularly remarkable.
这就是莱昂。巴格瑞特的预测非凡的地方。