storagePref localizableStrings comments Localizable index words index 宗卷, volume, 储存, 储存空间, storage, 建议, 推荐, recommendation, 文档, 文稿, document, 磁盘, disk, icloud, 优化, optimize, 删除, 废纸篓, trash, 文件, file title 储存空间设置