Spst
[电] 单极单投
🗣️ 情景例句
Yes, I read you loud and clear.
嗯，我完全明白。
The devil is not so black as he is painted.
魔鬼不像所描绘的那么黑。
While I write my pen moves, but the paper keeps still.
我写字时，笔是移动的，纸是静止的。