Pentode
n. 五极管, 电子五极管\\n[电] 五极管
🗣️ 情景例句
I would prefer a non-smoking room.
我想要一间不许吸烟的房间。
Yes, I am. And you must be Mr. Takeshita.
是的，我就是，你一定是竹下先生吧。
He is swimming across the river.
他正横渡小河。