chooser
n. 选择器;选举人;选择者;投票者
例句
And who chooses the chooser?
又是谁选择了这位选择者?
Selecting the file to open in the displayed file chooser.
在显示的文件选择器中选择要打开的文件。
For example, suppose that you want to create a color-picker Chooser.
例如,假设要创建一个拾色器chooser。