阴极射线 yīnjíshèxiàn cathode ray Definitions Defs Origin Strokes Stroke Words Sentences Sents 阴极 陰極 yīnjí cathode electrode in a vacuum tube or gas-discharge tube that emits electrons射线 射線 shèxiàn noun ray (physics) A stream of high-energy particles or electromagnetic waves, such as X-rays or alpha rays.
