关于激光的英文"laser"，以下哪一项是正确的A．Lightactivation?by?stimulation?emanationofradiati...

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问题关于激光的英文"laser"，以下哪一项是正确的

选项 A．Lightactivation?by?stimulation?emanationofradiation B．Luminant?amplimeter?by?stimulation?emission?of?radiation C．Light?activation?by?strong?emission?of?radiation D．Luminant?activation?before?strong?emission?of?radiation E．Light?amplification?by?stimulation?emisssion?of?radiation