Fractional(distillation)column
[化] 分馏柱; 分馏塔
🗣️ 情景例句
What a job! Good work, Richard!
你拍得很棒， 好作品， Richard！
We usually deal on a 20% trade discount basis with an additional quantity discount for orders over 1000 units.
我们通常给予20%的商业折扣，外加订货1000件以上的数量折扣。
This is because the surface of the earth is not flat but round.
因为地球表面不是平的，而是圆的。