Microup
超小型电子管
🗣️ 情景例句
She keeps all of her jewelry and valuables in a safe.
她把所有的首饰和贵重物品都放在保险柜里。
When guns speak it is too late to argue.
待到炮声响，辩论已莫及。
He is swimming across the river.
他正横渡小河。