90%的发动机都出口到欧洲。
活动部件的摩擦使发动机过热。
Friction between moving parts had caused the engine to overheat.
没有润滑油发动机就不能运转。
V8型的发动机都可以相互替换。
发动机舱里的水由一条软管吸走。
发动机劈劈啪啪响了一阵后便熄火了。
他用废弃的汽车零件重新装配了发动机。
He rebuilt the engine using parts from cars that had been scrapped.
不论转速如何，发动机都可以立即加速。
发动机启动了，车加大油门冲下了山坡。
The engine started, revved, and the car jerked away down the hill.
司机们被要求要确保把汽车发动机调整好。
Drivers are urged to make sure that car engines are properly tuned.
发动机似乎运转正常。
发动机轰隆隆地震动。
发动机听起来不对劲。
突然发动机扑哧扑哧、劈啪作响，然后熄火了。
突然，发动机发出喀喀声、噼啪声，然后就熄火了。
船长知道一台发动机出了故障，不过他不想惊动乘客。
The captain knew there was an engine fault but didn't want to alarm the passengers.
磨合发动机时,你应当避免在最初的1千英里高速行驶。
When breaking in an engine, you should refrain from high speeds for the first thousand miles.
司机一挂上挡，踩下油门踏板，发动机就重新启动了。
As soon as the driver puts the car in gear and touches the gas pedal, the engine starts back up.
安装一个更大的发动机以及一个特别设计的传动齿轮箱。
A larger engine was fitted, together with a specially designed transfer gearbox.
那部火车其实就是一张大竹床，有四个轮子和一台小发动机。
The train is in fact a big bamboo bed with four wheels and a small engine.
最早的汽车发动机使用的是由玉米和花生油制成的燃料，不是吗？
The earliest car engines ran on fuel made from corn and peanut oil, didn't they?
与老式螺旋桨发动机的叶片不同，这些叶片在发动机的后部旋转。
Unlike the blades on old-fashioned propeller engines, these blades spin around at the back of the engine.
它应该变得更小、更安全、更节油，而且不应该由汽油发动机驱动。
It should become smaller, safer, and more economical, and should not be powered by the gasoline engine.
州政府承诺提供更多新式发动机、飞机和直升机来灭火，这一承诺已经兑现。
State promises to provide more up-to-date engines, planes, and helicopters to fight fires have been fulfilled.
因此，他将应用范围有限且效率低的蒸汽泵改造成了应用范围广泛的蒸汽发动机。
He thereby transformed an inefficient pump of limited use into a steam engine of a thousand uses.
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