Aerohydrodynamics
空气流体动力学
🗣️ 情景例句
After my wife died,
我妻子去世后，
The outdoor concert was called off due to the weather.
露天音乐会由于天气原因被取消。
The girl in red is his girlfriend.
穿红衣服的那个女孩是他的女朋友。