11 月 3 日讯：比亚开发者_开发知识库迪公布数据称， 10 月新能源汽车销量21. 78 万辆，本年累计销量139. 79 万辆，同比增长233.92%。
I have started to learn game physics and I am trying to move a ball with an angle. But it does not change its angle. Java coordinate system is a little different and I think my problem is there. Here
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