Backpitch
反螺旋; 背节距
🗣️ 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？
I'd like to reserve a seat to new york.
我要预订一个座位去纽约。
What's in that cave?
岩洞里会有什么？