Depropanization
丙烷馏除
🗣️ 情景例句
Well, you're the young man who did all this.
嗯， 你就是那位拍这些照片的年轻人。
You haven't changed a bit!
你一点都没变！
They talked and laughed happily. Then they saw some banana trees.
他们说说笑笑，很开心。后来他们看见一些香蕉树。