柯林斯词典emitter /ɪˈmɪtə/ 1. N a person or thing that emits 发出者; 发射体 返回 emitter剑桥词典something that emits (= sends out) light , a noise , or a substance , especially the gas carbon dioxide 发出者；发射者 SUVs remain , on average , higher emitters than passenger cars . 平均来说，运动型多用途车比轿车排放的废气要多。 返回 emitter