“activator”的概念、定义、翻译、参考文献-科学参考

单词	activator
释义	activator [`ak·tǝ´vād·ǝr] ^CHEMISTRY 1. A substance that increases the effectiveness of a rubber vulcanization accelerator; for example, zinc oxide or litharge. 2. A trace quantity of a substance that imparts luminescence to crystals; for example, silver or copper in zinc sulfide or cadmium sulfide pigments. ^GENETICS A molecule that modifies a repressor in a way that enables it to stimulate operon transcription. ^{GRAPHIC ARTS} See <<accelerator>>
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