Lena unit, lens, optical device, image readingunit, scanner and image forming device.
透镜单元，镜筒，光学装置，图像读取单元，扫描仪和图像形成设备。
2
A controller controls reading speed of the readingunit. The sound signals include a first set of signals and a second set of signals.
以及控制器，其控制所述读取单元的读取速度，其中：所述声音信号包括第一组信号和第二组信号；
3
Reading the earnings announcements of large retail stores like Macy's, Nordstrom, and Target is about as uplifting as a tour of an intensive care unit.