Ferrodynamometer
铁磁式功率计
🗣️ 情景例句
She likes to play around.
她用情不专。
I know the boy whose father is a professor.
我知道那个男孩的父亲是大学教授。
The twin towers are 110 storeys high, but high-speed lifts controlled by computer take only a minute to reach the top.
这座双塔式大楼有110层高，而由电脑控制的高速电梯只需一分钟就可以到达塔顶。