I'll help you for yaw sister's sake. 看在你姐姐面上，我会帮你的。
To yaw back and forth about a flight path, as if seeking a new direction or another angle of attack. Used of an aircraft, a rocket, or a space vehicle. 前后摆动沿一条飞行路线来回摇摆，似乎在寻找一个新的方向或进攻角度。用于飞机、火箭或空间飞行器
