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
Great! What is the daily rate?
太棒了， 房间一天多少钱？
The ancient Roman civilization was finally destroyed by the nomadic tribles.
古罗马终于被游牧民族灭亡了。
So now, if Mom buys us new clothes, she chooses different colours, and it's better.
因此，现在妈妈若给我们买新衣服，她总选不同的颜色，这种做法很好。