两个均按绝对位置定位于左上部，但不在页面的左上角。
Both s are absolutely positioned at upper left, but they aren't in the upper-left corner of the page.
此次对于巨石的测量将会对竖立的和倒下的巨石进行定位，也会对位于巨石阵顶端的横向楣石的位置作出描绘。
The survey will map the standing and fallen stones of Stonehenge, as well as the top of the horizontal lintels.
left和top属性根据元素与页面左上角的相对位置定位元素。
The left and top attributes position the element with respect to the upper-left corner of the page.
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