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
The whole family decided to spend their holiday in Hawaii.
全家决定到夏威夷度假。
We can live without a brother, but not without a friend.
我们生活中可以没有兄弟，但不能没有朋友。
They say. So they still have them.
他们说。所以他们依然有圣诞袜。