| 释义 | 
		Definition of cloud chamber in English: cloud chambernoun Physics A device containing air or gas supersaturated with water vapour, used to detect charged particles, X-rays, and gamma rays by the condensation trails which they produce.  Example sentencesExamples -  For example, how did machines like cloud chambers and bubble chambers, which produce pictures, become the standard of evidence for a whole group of physicists across most of the 20th century?
 -  And a physicist observes the passage of an electron through a cloud chamber by attending to a curved white track.
 -  Armed with enough theory, we can see electrons in a cloud chamber.
 -  While studying cosmic rays, the physicist noticed oddly deviating tracks in a cloud chamber.
 -  For example, a cloud chamber is a device in which vapor trails of moving nuclear particles can be seen and photographed.
 
    Definition of cloud chamber in US English: cloud chambernounˈkloud ˌCHāmbər Physics A device that contains air or gas supersaturated with water vapor and that is used to detect charged particles, X-rays, and gamma rays by the condensation trails that they produce.  Example sentencesExamples -  While studying cosmic rays, the physicist noticed oddly deviating tracks in a cloud chamber.
 -  For example, a cloud chamber is a device in which vapor trails of moving nuclear particles can be seen and photographed.
 -  Armed with enough theory, we can see electrons in a cloud chamber.
 -  For example, how did machines like cloud chambers and bubble chambers, which produce pictures, become the standard of evidence for a whole group of physicists across most of the 20th century?
 -  And a physicist observes the passage of an electron through a cloud chamber by attending to a curved white track.
 
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