Cathode ray
[化] 阴极射线
📖 牛津释义
cathode ray
beam of electrons from the cathode in a vacuum tube 阴极射线. ,cathode `ray tube vacuum tube, eg the picture tube of a TV set, in which cathode rays produce a luminous image on a fluorescent screen 阴极射线管.
🧩 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
That was not the case.
事实并非如此。
Her job is beginning to get her down.
她开始对工作感到厌倦了。
Good morning, class! Who is on duty today?
同学们，早上好！今天谁值日？