Radiotron
真空管, 三极电子管
🗣️ 情景例句
I know it well.
我对它熟得很。
Have a heart!
行行好嘛！
In the most sacred room of temple, clay fragments of fifteen statues were found.
在庙中最神圣的一间殿堂里发现了15尊陶雕像的碎片。