1.【航】涡轮喷气发动机;涡轮喷气飞机
1.a jet engine with a gas turbine that uses exhaust gases to provide the propulsive thrust for an aircraft
2.an aircraft powered by turbojet
1.But the old turbojets used a lot of fuel and were noisy and expensive to maintain.
但是老式的涡轮喷气发动机耗油量高、噪音大、维护费用昂贵。