安全绳使用方法：
Safety rope usage method:
①把玩具拉开充气，经营位置摆放妥当；
(1) Pull the toys open and inflate, and place them properly;
②将玩具两侧安全绳垂直地面下拉，与地面接触点做标记；
(2) Pull down the safety rope on both sides of the toy vertically and mark the contact point with the ground;
③在标记的位置固定膨胀钩；
(3) Fixed the expansion hook at the marked position;
④将两侧安全绳牢牢绑在对应的膨胀钩上即可
(4) Fastening the safety rope on both sides to the corresponding expansion hook is enough.