Directiy heated cathode
[电] 直接加热式阴极
🧩 词语组成解析
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
Did you know
你知道
What's the typical farm product in this region?
这个地区典型的农产品是什么？
Gandhi paid great attention to the equality of women.
甘地很关注妇女的平等。