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
May I have your name, Please?
请问尊姓大名？
If you're sure you're not in a hurry, I can use a little help.
如果你真的不忙的话，我可能要你帮个小忙。
Do you often have sports at school?
你在学校经常参加体育活动吗？