Electron tube amplifier
[电] 电子管放大器
🧩 词语组成解析
electron
[i'lektrɔn]
n. 电子;
🗣️ 情景例句
Oh, Lillian,
噢， Lillian，
Old wood is best to burn, old horse to ride.
老柴好烧，老马好骑。
It's only three hundred pounds. But, of course, it's not as good as the expensive one.
它只要300英镑。但是，它当然没有价钱高那种好。