It will display and hide markers as necessary, as well as "cluster" markers at higher zoom levels, in effect reducing strain on the user's system.
可以根据需要显示和隐藏标志；在比较高的缩放级别上还可以把标志“聚合”起来，从而避免屏幕过分拥挤。
The two panes match each other's scrolling and zoom levels, so it's easy to scan each page for differences in formatting or layout.
这两个窗格匹配彼此的滚动和缩放级别，因此很容易地扫描每个页面的格式或布局中的差异。
The two panes match each other's scrolling and zoom levels, so it's easy to scan each page for differences in formatting or layout.
这两个窗格匹配彼此的滚动和缩放级别，因此很容易地扫描每个页面的格式或布局中的差异。
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