这是一个放大镜图标，周围有一个虚线方框；缩放区域工具允许放大图表，获取更详细的数据视图。

This is the magnifying glass icon with an dotted box around it; the zoom region tool allows you to zoom in on the chart to get more detailed view of the data.

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可以缩放感兴趣的区域，保存及重建回溯数据。

Zoom in on areas of interest. Save and restore trace data.

youdao

可以缩放感兴趣的区域，保存及重建回溯数据。

Zoom in on areas of interest. Save and restore trace data.

youdao