Hollow cathode
[电] 空心阴极
🧩 词语组成解析
hollow
['hɑlo]
adj. 空的;空洞的;虚伪的;空腹的;
n. 洞，坑;山谷;
vt.& vi. 挖空（某物），变空;挖出（孔、洞）;
adv. 完全，彻底;
cathode
[['kæθəud]]
n. 阴极\\n[化] 阴极
🗣️ 情景例句
take a vacation away from the family--alone.
离开家人而单独在一起渡个假。
Education begins a gentleman, conversation completes him.
人的教养始于教育，成于社交。
I was doing eighty when I overtook you.
我是以第小时80英里的速度赶上你的。