Tachygraphometer
供测量用的带照准仪的速测仪
🗣️ 情景例句
I'm calling to know if it would be at all possible to cancel our reservation.
我打电话想知道我们的预约是否有可能取消。
Why are you here?
你怎么会在这里？
I have a good idea!
我有一个好主意。