Drivers are urged to make sure that car engines are properly tuned.
司机们被要求要确保把汽车发动机调整好。
The earliest car engines ran on fuel made from corn and peanut oil, didn't they?
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？
I thought we could start by asking our audience what car engines were first designed to run on-fossil fuels or biofuels.
我想我们可以先问问观众哪种汽车引擎被最早设计为使用化石或生物燃料。
Many everyday things today—from toys to car engines—still use al-Jazari's ideas.
时至今日，加扎利的思想仍被广泛应用于从玩具到发动机等许多日常用品。
我们制造汽车发动机。
Do you know the function of car engines?
你知道汽车引擎的作用吗？
Lasers could replace spark plugs in car engines.
汽车发动机中激光器可取代火花塞。
My knowledge of car engines is pretty basic.
我所掌握的汽车发动机知识是相当简单的。
Petrol fumes from car engines poison the air.
汽车也向空气中排放有毒的气体。
The gases from car engines are very poisonous.
汽车引擎排出的气体非常有害。
Petrol fumes from car engines poison the atmosphere.
汽车引擎排放的汽油烟气毒化了空气。
Another way is to replace car engines with something else.
另一个方法就是使用其他东西替代汽车发动机。
They are used in everything from perfume bottles to car engines.
从香水瓶到汽车发动机，到处都有。
Energy which we use to drive car engines comes from petrol.
我们用来开动汽车引擎的能量来自汽油。
Are there any other cycles besides the Otto cycle used in car engines?
汽车发动机除了四冲程循环是否还有其他循环？
She has a working knowledge of car engines and can do most repairs.
她有汽车发动机的实际知识，所以大部分修理工作她都会做。
Car engines could soon be fired by lasers instead of spark plugs, researchers say.
研究人员说，汽车发动机很快将由激光器来引燃，从而取代火花塞。
Our car engines had all stopped: nothing intimidates cars as much as their own cemeteries.
我们的汽车引擎全部停止了：没有什么比自己的墓地让这些汽车更受惊吓了。
Valves in modern car engines are located in the cylinder head at the top of the engine.
现代汽车发动机里的阀门位于发动机顶上的汽缸盖。
Gasoline car engines use spark ignition whereas diesel engines use compression ignition.
汽油机使用火花点火，而柴油机使用压缩点火。
He began picking apart24 his performance, the way he'd watched his dad reassemble car engines.
就像父亲重新装配汽车引擎那样，他开始对自己的表演吹毛求疵。
And when Henry Ford was experimenting with car engines a century ago, he tried ethanol out as a fuel.
当亨利·福特一个世纪之前对汽车引擎进行实验时，他尝试着用乙醇作为燃料。
First, Midgley discovered that the addition of lead to petrol stopped the "knocking" effect in car engines.
起初，米基利发现了如何使用铅来阻止汽车发动机中的汽油燃烧。
The CPU processes computer instructions to perform work, just like car engines to use fuel to generate power.
CPU通过处理计算机的指令来进行工作，就好像汽车发动机利用燃料来产生动力。
Car engines, for example, are much more efficient than they used to be, and are likely to become still more so.
例如，汽车引擎的效率已经大大提高，并且还会有所改善。
People turned off their car engines and stood in the roadway, some taking pictures with cameras or cellphones.
人民关掉汽车发动机，站在巷道，一些拍照相机或手机。
People turned off their car engines and stood in the roadway, some taking pictures with cameras or cellphones.
人民关掉汽车发动机，站在巷道，一些拍照相机或手机。
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