He crushed them into powder to make plastic parts.

他将它们碾成粉末制成塑料零件。

Here's a plane containing hundreds of plastic parts.

这是一架包含数百个塑料部件的飞机。

He extracted their oil to make enamel for painting his cars. He crushed them into powder to make plastic parts.

他提取了他们的油来制作搪瓷来为他的汽车涂漆。他将它们粉碎成粉末来制造塑料零件。

And these are used to make things like the textile fibers that we use in our winter jackets or the plastic car parts that help make our vehicles lightweight and fuel-efficient.

这些尼龙都被用来制造一些，例如在冬季夹克中使用的纺织纤维或是让车子变得更轻从而省油的一些塑料配件。

" Frames" are the metal or plastic part of your glasses that hold in what we call the " lenses, " the things that you see through, made of glass or plastic.

“镜框”是眼镜的金属或塑料部分，用于固定我们所说的“镜片”，即您透过玻璃或塑料制成的东西。