One is the Spine launcher and the other is needed for Spine versions <= 3.8.99. When you run versions > 3.8.99 you won't have two items on your macOS dock.
一个是 Spine 启动器,另一个是 Spine 版本 <= 3.8.99 所需要的。 当您运行版本 > 3.8.99 时,您的 macOS Dock 上不会有两个项目。
On macOS, opening a second Spine project will use the same Spine window. That is how Apple makes things work.
在 macOS 上,打开第二个 Spine 项目将使用相同的 Spine 窗口。 这就是苹果让事情运作的方式。
If you want to open multiple Spine windows, you can do so by running this command:
如果要打开多个 Spine 窗口,可以运行以下命令:
open -n -a /Applications/Spine.app