Backcrawl
= backstroke
🗣️ 情景例句
How do you do?
你好！
would you mind if I borrowed your car?
我想借用一下你的汽车可以吗？
The modern weather models work with a grid of points of the order of sixty miles apart,
现代气象模型以一个坐标图来显示，图中每个点大约是间隔60英里。