Polyfluorination
多氟化反应
🗣️ 情景例句
They can build a space craft and send it to the edges of our very solar system.
他们能制出航空飞船并将其发送到太阳系的边缘。
From words to deeds is a great space.
言行之间，大有距离。
We'll pay up as soon as we can.
我们会尽快付清的。