展卡层次结构，找到按钮标签。

Expand the hierarchy to find the button labels.

youdao

标签项目用于放置静态文字到卷展栏，可能一个标签是为了用于其他项目或者文本信息。语法。

A label item is used to place static text on the rollout, perhaps a label for another item or a text message. The syntax is.

youdao

标签项目用于放置静态文字到卷展栏，可能一个标签是为了用于其他项目或者文本信息。语法。

A label item is used to place static text on the rollout, perhaps a label for another item or a text message. The syntax is.

youdao