Thermionic vacuum tube
热离子真空管
🧩 词语组成解析
a. 热离子的\\n[电] 热离
🗣️ 情景例句
It's a Stewart tradition. We're a family.
这是Stewart家的传统。我们是一家人。
I'm reading the newspaper downstairs.
我在楼下看报纸。
found a brother who was thought to have been killed twenty years before.
巴斯曼如何找到了据信已在20年前死去的兄弟的事。