Downrange
a. 发射中心和沿着试验航向的\\nadv. 发射中心和沿着试验航向地
🗣️ 情景例句
Well, are you as good a tennis player as your dad?
嗯 ，你是否像爸爸那样是一名优秀的网球选手呢？
Do you usually do arithmetic on Sunday?
你通常在星期日做算术吗？
Yes, that's right.
是的。