Thermionic converter
[电] 热离子转换器
🧩 词语组成解析
a. 热离子的\\n[电] 热离
converter
[kən'vɜ:tə(r)]
n. [自]变换器;换流器，变压器，变频器;[冶]炼钢炉，吹风转炉;使转变[改变信仰]的人;
🗣️ 情景例句
If you don't know a person's last name, use 'ma'am' or 'sir'.
如果你不知道一人的姓， 你应称呼他为 'ma'am' 或 'sir' 。
Eat to please thyself, but dress to please others.
吃是使自己受用，穿是使别人受用。
as if he were holding it completely enclosed in the hollow of his hand.
就好像完全握在自己手心里一样。