Depropanizator
[化] 脱丙烷塔
🗣️ 情景例句
Because the United States is the most important trade partner.
因为美国是我们最重要的贸易伙伴。
He's concentrating on learning English.
他集中精力学英语。
Would you like a cup of tea, Chen Hui?
你想喝杯茶吗？陈慧？