- 移动硬碟 yídòngyìngdié portable hard driveexternal portable storage device containing a hard disk drive
- 行动硬碟 xíngdòngyìngdié portable hard driveexternal hard disk drive used for portable storage and data transfer
- 随身硬碟 suíshēnyìngdié portable hard drivea removable and portable data storage device containing a hard disk