Birectifier
[机] 双(重)精馏器
🗣️ 情景例句
What's that?
什么样的工作？
We guarantee quality products which can stand fierce competition.
我们保证提供能经得起激烈竞争的高质量产品。
Nice to meet you too! What class are you in?
我也很高兴。你是哪班的？