Cathode-ray
阴极射线
🧩 词语组成解析
cathode
[['kæθəud]]
n. 阴极\\n[化] 阴极
ray
[rei]
n. （热或其他能量的）射线;光束，光线;微量;伞形花序柄;
vt. 放射;照射;（思想，希望等）闪现;发光;
🗣️ 情景例句
one of the best tennis players on the Michigan team--
当年Michigan球队最好的网球选手--
The secret of success is constancy of purpose.
成功的秘诀是目标坚定。
What's it used for?
有什么用途？