单词：photocathode
音标：[,fәutәu'kæθәud] ；
n. 光电阴极
n. a cathode that emits electrons when illuminated
词型变化：名词复数形式 : photocathodes
photocathode的用法和样例：
例句
用作名词(n.)
- The effect of the tube making Technique on the photoemissive property of the photocathode is described.主要论述制管工艺对光电阴极发射性能的影响。
词汇搭配
- continuous photocathode密集光电阴极...
- alloy photocathode合金光电阴极...