| 单词 | penicillin unit | 
| 释义 | Definition of penicillin unit in English:penicillin unitnoun Pharmacology 
 Origin1940s; earliest use found in Journal of Bacteriology. Definition of penicillin unit in US English:penicillin unitnoun Pharmacology 
 Origin1940s; earliest use found in Journal of Bacteriology.  | 
	
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