optomechanical mouse

• 光机鼠标器

optomechanical mouse的用法和样例：

例句

1. You can move the cursor by using the mouse.
   你可以使用鼠标器来移动光标。
2. Just click the mouse Button, and the command with the pointer over it Becomes highlighted.
   只要单击鼠标器按纽，指针所在的命令就会有高亮显示。