1. USB大容量存储设备2. USB块存储设备例句:1.Programs do not necessarily require file names or directories to accessdata, and direct data access is possible by hardcoding programs to directlyaccess data regions on a storage device. 程序不一定需要通过文件名和路径来访问数据，可以通过硬编码程序来直接访问某个存储设备范围内的数据。 2.Note that the lightroom catalog does not house your original images; insteadit contains links or 'pointers' to where they physically reside on a hard drive orremovable storage device. 需要注意的是，lightroom“目录”并不存储原始照片，而是那些存储在某块硬盘或是可移动存储设备上的照片的链接，或者说“指针”。
