Flotrol
恆电流充电机
🗣️ 情景例句
We were exposed to the latest theories on child care.
我们接触过有关幻儿保育的最新理论。
The man is drawing blueprints for a new house.
这个人在设计新房屋的蓝图。
Well, that pair looks nice. How much do they cost?
嗯，那双看来不错。多少钱？