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
Thank you, no.
谢谢， 不用了。
Better a little fire to warm us, than a great one to burn us.
适量的火好取暖，熊熊烈火能焚身。
Very few of the fifty pence pieces and pound coins I have given him have found their way there.
我给了不少50便士的硬币，但没有几个存到储蓄罐里。