Cfr engine
[化] (石油)CFR爆震试验机
🧩 词语组成解析
abbr. 运费在内条件（Cost and Freight）；未来研究中心（Center for Future Research）
engine
['endʒin]
n. 发动机，引擎;工具;火车头;机车;
vt. 给…安装发动机;
🗣️ 情景例句
It's been very nice talking to you.
很高兴与你交谈。
May I have a receipt?
我可以要一张收据吗？
Yes, and full payment is due within 30 days.
是的，如果在30天骨付款就没有折扣。