mode selector

例句：

1. 1.The mode selector allows you to choose between different modes of operation.
   模式选择器允许你选择不同的操作模式。
2. 2. The mode selector is a crucial component in the design of the computer system.
   模式选择器是计算机系统设计中至关重要的组成部分。
3. 3. The mode selector was designed to simplify the process of selecting the right settings for your device.
   模式选择器被设计来简化选择适合您设备设置的过程。