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以上来源于: WordNet
N the formation of vapour- or gas-filled cavities in a flowing liquid when tensile stress is superimposed on the ambient pressure 空穴现象
One technical difficulty is cavitation, where low pressure behind a turning blade causes air bubbles.
一个技术难题是气穴现象，一旦发生气穴现象，位于旋转螺旋桨叶后方的低压会产生气泡。
This is the basis of the phenomenon called cavitation.
这就是所谓汽蚀现象的根据。
Cavitation can make the surface trim have worn, and deep pits.
汽蚀可使阀内件的表面产生磨痕、深沟及凹坑。
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