| 单词 | chemical ray | 
| 释义 | Definition of chemical ray in English:chemical raynoun historical 
 OriginEarly 19th century; earliest use found in Journal of Natural Philosophy, Chemistry and the Arts. Definition of chemical ray in US English:chemical raynoun historical 
 OriginEarly 19th century; earliest use found in Journal of Natural Philosophy, Chemistry and the Arts.  | 
	
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