英语词汇emergent ray怎么读，是什么意思，单词翻译、读音、固定搭配用法和短语词组及例句-英汉双解词典

单词	emergent ray
释义	emergent ray 简明释义出射光线；紧急射线双语例句 1 Aiming at the question that radiation Angle of emergent rays is quite large, we optimized the structure of lens duct. 针对透镜导管出射光线发散角较大的问题，对其结构进行了优化设计。
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