Click the arrow at the top or bottom of the vertical scrollbar.

单击垂直滚动条顶部或底部的箭头。

youdao

You will also notice that the vertical scrollbar operates in a nonstandard manner.

您还将注意到垂直滚动条以非标准方式工作。

youdao

List controls are small text areas with a vertical scrollbar on the right-hand edge (see Figure 21-9).

列表控件是一个很小的文本区，右侧有一个垂直滚动条(参见图21 - 10)。

youdao