Post by 落叶知秋: 这个神奇的绳圈穿越铁环谜题你看懂了吗？神奇的现象背后是什么科学理论？ https://t.co/MkKYawI7KG

落叶知秋

@haiou1850962

Around the eternal sail, tirelessly flapping its wings, never tired of chasing. Gently crossing the sky, leaving a beautiful arc that captiv.♥follow back♥