这些点是标记，使他们能够测量花朵从萌芽到开花的每一次大小和形状的变化。

These dots were markers that enabled them to measure every change in the size and shape of the flower as it went from bud to bloom.

youdao

例如，锚点标记不能括起表。

For example, an anchor tag cannot enclose a table.

youdao

每行的第三个子元素又有两个子节点，都是 a （锚点）标记。

The third child in each of these rows contains two further children, both of which are a (anchor) tags.

youdao

What they also did around the year one thousand was to identify-- to label--these particular spots--spaces and lines.

在公元一千年左右,他们还制定了规范,来标记这每一个点,间和线

耶鲁公开课 - 聆听音乐课程节选

So what we do is we pick an origin, call it zero, we put some markers there to measure distance, and we say this guy is sitting at 1,2,3,4,5.

我们现在选择一个原点,称其为零点,我们做一些标记来测量距离,这个点在五个单位长度的地方

耶鲁公开课 - 基础物理课程节选