propagating例句

What are the pigeons doing outside? Eating, sleeping, propagating!
门外的那些鸽子在干什么? 吃, 睡, 繁衍!

The model shows a wave propagating from left to right through air.
该模型表明,波从左至右通过空气.

First, why do we get light propagating at all?
首先, 我们来看看光为什么可以传播?

• #propagating