| 单词 | structure formula | 
| 释义 | > as lemmasstructure formula   structure formula  n.				 [probably after German Structurformel (1868 or earlier; now Strukturformel  ); compare earlier structural formula n. at structural adj. Compounds]			 Chemistry = structural formula n. at structural adj. Compounds. ΘΚΠ the world > matter > chemistry > experiments > 			[noun]		 > scientific method > of representation formula1855 structural formula1868 structure formula1877 1877    Pharmaceut. Jrnl. & Trans. 10 Feb. 668/1  				Structure formulæ were to be accepted to a large extent as true only of bodies which were known to behave in particular ways in particular reactions. 1921    I. W. D. Hackh Chem. Reactions & their Equations ii. 10  				The above structure formula indicates that oxygen is always bivalent, as it has two bonds. 2004    K. K. Makinen in  C. Remacle  & B. Reusens Functional Foods ix. 202 		(caption)	  				The structure formula of four dietary sugar alcohols. < as lemmas  | 
	
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