bounce up短语¹⁸⁰⁰⁹⁸⁺¹ 基本例句 🌏弹起来;跳起;大家举起手来拍手 Now I'm going to drop them together vertically down, and then this ball will bounce up somehow. 现在我将要把它们同时垂直投下,然后球会以某种方式弹起。163 When I bounce up and down, I feel like a bird flying. 当我落下,又被弹起时,我感觉自己像一支自由飞翔的鸟儿。 kekenet