机器零件摩擦发出刺耳的声音。
这些零件在五金商店容易买到。
他们观看了机器零件的组装过程。
你得用螺丝把所有的零件固定在一起。
有个零件松了经常卡住机器。
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.
我们复印机所需的零件到了吗？
Have the parts we need for the photocopying machine arrived yet?
这些零件完好地焊在一起了。
新零件刚到，星期五应该可以准备好。
The new parts have just come in, so it should be ready by Friday.
汽车零件是标准化了的。
修个机器，换个零件什么的，他都能对付。
Reparing a machine or replacing a part — he can cope with things like that all right.
最后对零件进行校核。
米克把自行车和自行车零件放在他的车库里。
他把零件组装在一起。
塑料零件可以代替金属零件，但是它们不耐用。
Plastic parts can substitute for metal ones, but they don't last long.
汽车有很多零件。
这机器零件发热。
下螺母凸顶的滑动零件上有一条小弧线充当楔块。
A small curve in the sliding part of the convex top of the lower nut acts as the wedge.
米克从每个轮子上取下零件，为男孩造了一套新的轮子。
Mick took parts from each to build a new set of wheels for the boy.
我用汽车零件和其他东西制作了自己的发明，比如电子玩具。
I made my own inventions, such as electronic toys from car parts and other things.
自行车因为价格高，而且缺乏可用的零件，其使用受到限制。
The use of bicycles was constrained by their high cost and the lack of available spare parts.
如果你有一个漏水的龙头，你可以更换垫圈或者其他需要的零件。
If you have a leaking tap, you can replace the washer or other components as required.
降低单个机器零件的生产成本是我们实现降低整体生产成本这一更大目标的唯一途径。
Reducing the production costs of individual machine parts is the only way to achieve our larger goal of reducing our overall production costs.
Roto-Rooter发言人保罗·艾布拉姆斯说公司在定制马桶的零件和组件上花了约5000美元。
Roto-Rooter spokesman Paul Abrams said the firm spent about $5, 000 on parts and components to customize the toilet.
汽车公司已经在使用3D打印机制作真实大小的汽车零件模型，医疗公司也在使用这项技术制造人造身体部件。
Car companies already use 3D printers to make life-size models of car parts, and medical companies use the technology to make man-made body parts.
由于零件更少，因此电动汽车的保养更加便宜，出现机械故障的概率也降低了。
Having fewer parts makes the electric car cheaper to maintain and less likely to have mechanical problems.
我只用了马车零件、一些木头、一个软垫座位和一根绳子。
I only used cart parts, some wood, a cushioned seat, and a rope.
3D 打印机已经被用来制作实物大小的汽车零件模型和人造身体部位，例如耳朵。
3D printers are already used to make life-size models of car parts, and man-made body parts, such as ears.
这些零件可以折起来放在一个小包内，然后系在腰带上。
These pieces can be folded into a neat little pack and fastened on your belt.
旧机器的许多零件都被重复使用，只有不能使用的零件被扔掉。
Many parts of the old machines are reused, and only the parts that can't be used are thrown away.
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