a simple type of jet engine; must be launched at high speed
例句
用作名词 (n.)
The Tornado jet fighter-bomber has two air intakes. 旋风式喷气轰炸机有两个空气入口。
A jet engine that propels aircraft by igniting fuel mixed with air taken and compressed by the engine in a fashion that produces greater exhaust than intake velocity. 冲压式喷气发动机,一种喷气发动机,靠燃烧发动机吸入和压缩的空气与燃料的混合物推进飞机,其排出空气的速度比吸入快。