| 单词 | premetamorphic | 
| 释义 | > as lemmaspremetamorphic   premetamorphic adj.  Brit.  , U.S.   occurring or existing prior to metamorphosis (in various senses).ΚΠ 1924    Amer. Naturalist 58 540  				The five cases..comprise the following..developmental stages: Typical larval male... Incipient premetamorphic female [etc.] 1963    Q. Rev. Biol. 38 1/2  				A pronephros is essentially a larval kidney and in young active premetamorphic frogs and newts..it is the sole excretory (or osmoregulatory) organ. 2002    Jrnl. Petrol. 43 1637/1  				An alternative possibility is that the hornblende compositions were not reset by the ∓2700 Ma metamorphism, such that the hornblende barometer records premetamorphic (i.e. 2725 Ma) crystallization pressures. < as lemmas  | 
	
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