## 參考資料
- [Android External Storage - Read, Write, Save File | DigitalOcean](https://www.digitalocean.com/community/tutorials/android-external-storage-read-write-save-file)
- [Environment.getExternalStorageDirectory() is deprecated过时的替代方案_Mr_tigerchou的博客-CSDN博客](https://blog.csdn.net/shving/article/details/101057082)