炭黑是一种“短命”颗粒，在全球范围内处于一种永恒运动状态。

Black carbon, a short-lived particle, is in perpetual motion across the globe.

youdao

的确，从原子尺度看，永恒的运动是一个确实存在的事实。

Indeed, on the atomic scale, perpetual motion is a reality.

youdao

那就是永恒的运动。

It is perpetual motion.

youdao

它立刻便静止乐，独自守候著，毫无动静，然而又处于永恒的运动之中。

Waiting alone and unmoving, it is at once still and yet in constant motion.

youdao

它立刻便禁止了，独自守候着，毫无动静，然而又处于永恒的运动之中。

Waiting alone and unmoving , It is at once still and yet in constant motion .

youdao

它立刻便禁止了，独自守候着，毫无动静，然而又处于永恒的运动之中。

Waiting alone and unmoving , It is at once still and yet in constant motion .

youdao