Hollow-cathode tube
[电] 空心阴极管
🧩 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
I'd like you to meet my friend Nat Baker.
我来向你们介绍我的朋友Nat Baker。
What's your friend doing?
你的朋友正在做什么？
She never pitied me; she never praised me unless what I did was as good as that of the best of a normal person.
她从不怜悯我，她也从不表扬我，除非我所做的事像正常人干的那样出色。