Use of proprietary packages like fmod sound toolkit; it's "free of charge," but it's closed source.

使用专有软件包，例如fmod 音频工具包；尽管它是免费的，不过并非开源。

youdao

Use of proprietary packages like fmod sound toolkit; it's "free of charge," but it's closed source.

使用专有软件包，例如fmod 音频工具包；尽管它是免费的，不过并非开源。

youdao