The train was snaking its way through the mountains.

【snake】火车正在山中蜿蜒穿行。

The tram snaked its way through this private back-alley world.

电车蜿蜒穿过这个私密的后巷世界。

So it's an endoscope that goes through your mouth or nose that's robotically controlled and can snake its way out in a relatively non-invasive way, all the way out to previously unreachable parts of your lung.

这是一种通过嘴巴或鼻子的内窥镜，可以自动控制，可以以相对非侵入性的方式蜿蜒前进，一直延伸到以前无法触及的肺部。

It's an endoscope that goes through your mouth or nose that's robotically controlled and can snake its way out in a relatively non-invasive way, all the way out to previously unreachable parts of your lung.

Spira：这是一种通过机器人控制的嘴或鼻子的内窥镜，可以以相对非侵入性的方式蜿蜒而出，一直延伸到肺部以前无法到达的部位。