Directly heated cathode
[电] 直热式阴极
🧩 词语组成解析
directly
[daɪ'rɛktli]
adv. 直接地;不久，立即;正好地，恰好地;坦率地;
conj. 一…就…;
di使...变成+rect直+ly…地 →direct直接的+ly...地 → 直接地
heated
['hi:tid]
adj. 热的，加热的;激昂的，兴奋的;激动的;
v. （使）热(heat的过去式和过去分词);
cathode
[['kæθəud]]
n. 阴极\\n[化] 阴极
🗣️ 情景例句
No, we have the Spring Festival's celebrations with feasts and fireworks.
不，我们以宴会和焰火庆祝春节。
To carry a tray of food
用盘子端食物
That's the doorbell, said Ann's mother. They're here!
“门铃响了，”安的母亲说。“他们来啦！”