国外免费存储空间最大网盘?前5名容量实测,全球免费存储空间排行,五大网盘容量实测对比
What is the largest free storage space cloud storage service abroad? Top 5 capacity measurements, global free storage space ranking, capacity measurement comparison of the five major cloud disks
以上为机器翻译结果，长、整句建议使用 人工翻译 。