Ramjet engine
n. 冲压式喷气发动机
🧩 词语组成解析
n. 冲压式喷气发动机
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
I'd like you to meet the head of the student relations committee.
我想见见学生关系委员会主席。
Could you do me a favor?
能请你帮个忙吗？
(A light year is the distance which light travels at 186,000 miles per second in one year,
一光年是光以每秒186，000英里的速度在一年内走的距离，