Tetrode
n. 四极管
🗣️ 情景例句
I agree. I appreciate your helping me, Jack.
我同意，谢谢你的帮助杰克。
That which one least anticipates soonest comes to pass.
事非逆料偏易发生。
He could hear their crying, also children's voices.
他可以听到妇女们的哭声，还有孩子们的声音。