0 to become less solid or dense; to make something do this -- (使)变得稀薄;(使)变得稀疏
The primordial cosmic soup is full of sound waves compressing and rarefying matter and light. 宇宙原始汤充满了声波,压缩并稀释着物质与光。
Consequently, the negative dust and the plasma ions are compressed, while the electrons are rarefied.
This pressure could not be smaller, since, if the gas had been too rarefied, most of the radiation emitted towards the unshocked medium would have been lost.
Alcohol has a greatly increased effect on the constitution of the person taking it when he is flying in a more rarefied atmosphere.
In rarefied debates such as this, we often forget about the language in which young children think.
The interactions between a moving body in space and its highly rarefied plasma environment are one of the basic problems in space plasma physics.
I am now thinking of certain rarefied atmospheres.
The faecal samples of all primate species were rarefied to the abundance level of the moustached monkey, the primate species with the fewest faecal samples.
Although different in language the first and last of these piano works share a seemingly effortless deployment of the most advanced and rarefied of contrapuntal techniques.