On the other hand, some windows do contain metal parts that conduct electricity.

另一方面，一些窗户确实包含导电的金属部件。

Manufacturers have used lasers for years to cut and join metal parts.

制造人员多年来用激光切割及焊接金属零件。

The new models will use some of the most modern technologies, including metal parts made in a 3-D printer.

新机型将使用最先进的技术，包括用3D打印机制造的金属零部件。

They might have a metal part here to it.

他们这里可能有金属部件。

Be very careful and never touch the metal parts of the electric tools with your hands.

请务必小心，切勿用手触摸电动工具的金属部分。

Pendulum clocks, they don't keep very good time at sea because motion on the ocean messed with their swings and their metal parts were sensitive to changes in temperature and pressure.

摆钟在海上走时不太准，因为海上的起伏干扰了它们的摆动，并且其金属部件对温度和压力的变化很敏感。

Your doctor recommends that you have something called knee replacement surgery, where the surgeons (the doctors) will take out parts of your knee and replace them with plastic or metal parts.

您的医生建议您进行一种叫做膝关节置换手术的手术，外科医生（医生）会切除您膝盖的一部分并用塑料或金属部件替换它们。

You have your belt, which is actually the strap that goes around, the black part; and then you have the buckle - this is the metal part where you actually close it.

你有你的腰带， 它实际上是环绕的带子， 黑色部分；然后你有带扣 - 这是你实际关闭它的金属部分。

I did some interesting jobs; one job, I had to take a mattress and " take it apart, " meaning I had to remove the outer part of the mattress from the metal part inside.

我做了一些有趣的工作；在一项工作中， 我必须拿起床垫并“将其拆开” ，这意味着我必须将床垫的外部部分与内部的金属部分拆开。