“Cretaceous”的概念、定义、翻译、参考文献-科学参考

单词	Cretaceous
释义	Cretaceous [kri`tā·shǝs] ^GEOLOGY The latest system of rocks or period of the Mesozoic Era, between 136 and 65 million years ago.
随便看	constrained optimization problem constraint constraint function constraint matrix constricting nozzle constriction constriction disease constrictive pericarditis constrictor constringence construction constructional apraxia construction area construction cost construction engineering construction equipment construction joint construction operator construction paper construction survey construction weight construction wrench constructive interference consumable electrode consumable guide electroslag welding

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