Gears are found on many machines and vehicles.

很多机器和车有齿轮。

What are these? Gears and springs from his wheelchair. Pretty cool, huh?

这些是啥? 他轮椅齿轮和弹簧，超酷，对吧?

So, now it's showing me how the parts will come off of this gigantic gear in front of me.

现在它向我展示了这些零件是如何从我面前这个巨大齿轮脱落下来。

Sometimes, I feel as plain and insignificant as a gear in a giant machine, said Lydia.

有时候，我觉得自己像一台巨机器一个齿轮一样普通而平凡。”利迪娅说。

'cause, you know, everyone's got a cog in the wheel to support the whole picture.

因为，你知道，每个人轮子有一个齿轮来支撑整个画面。

Don't just be a cog in a wheel somewhere else.

不要仅仅成为某个地方轮子一个齿轮。

And the gears have these planetary things.

齿轮还有这些行星状部件。

This is a rack railway, so the track has grooves and the cogs onboard the train lock into it.

这是齿轨铁路，因此轨道有凹槽，火车齿轮可以锁在凹槽中。

Better get it in gear, bushy brow.

最好把它放在齿轮, 浓密眉毛。

Loop it around the big gear, yeah?

然后绕到大齿轮 看到了吗？

Darrell can hear the gears and bones in her neck clicking.

达雷尔可以听到她脖子齿轮和骨头在敲击。

The song, the sweet music, rose afar, but rushing swiftly on fast-strengthening pinions—there swept through these shades so full a storm of harmonies that, had no tree been near against which to lean, I think I must have dropped.

这首歌，那甜美音乐，从远处升起，但在快速增强小齿轮迅速地冲向——那里席卷了这些树荫，充满了和声风暴，如果没有树靠近可以依靠，我想我一定已经掉下来了。

You're just a cog in the machine of nature.

- 你只是自然这台机器一个齿轮。