Let's review the last lesson before starting a new one.
我们在讲新课之前复习一下旧课。
Note the option must be set before starting a new campaign!
请注意之前，必须开始一个新的运动设置选项！
Sc. stream - How to remove current Track before starting a new one? sc.
stream如何删除当前轨道才开始一个新的吗？
Sc. stream - How to remove current Track before starting a new one? sc.
stream如何删除当前轨道才开始一个新的吗？
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