单词electric ray
un.: 电子束
网络: 电鳐；电魟；电鳐目
电子束
His blue eyes were boring into space like a powerful electric ray .
他那对蓝眼睛象一股强烈的电光掠过空间。
Process : If the compound exposed including UV, electric ray (UV or mercury lamp), it started to change its color reversibly.
过程︰如果这种化合物暴露包括紫外线，电的射线（紫外线或者水银灯），它开始可逆改变它的颜色。