Nentode
五极管(电子管)
🗣️ 情景例句
I love to lift weights.
我喜欢举重。
Learning makes a good man better and ill man worse.
知识能使好人更好，坏人更坏。
Personally, I'd rather go to the Science Museum.
就我个人而言，我倒想去科技馆。