Likewise, a sign for OK, forming a circle with our forefinger and thumb, means zero in France and money in Japan.

同样地，用食指和大拇指围成一个圈的表示 OK 的手势，在法国表示“零”，在日本表示“钱”。

youdao

So, actually I want you to go ahead in your notes and circle that zero point and write "not a node."

在你们笔记上把这个零点圈出来,在旁边写上“不是节点“,它不是节点

youdao

Now, the range of values for t, well, we are going counterclockwise around the entire circle so that should go from zero to 2pi.

这就变成了关于t的积分，这是一个逆时针旋转的整圆,那么t就是从0到2π

youdao

A Washington landmark, Dupont Circle, became ground zero for a massive, friendly snowball fight that was organized on Twitter and other social networking sites.

VOA: standard.2010.02.07

So, actually I want you to go ahead in your notes and circle that zero point and write "not a node."

在你们笔记上把这个零点圈出来,在旁边写上“不是节点“,它不是节点“

麻省理工公开课 - 化学原理课程节选

In San Clemente, California, surfers in a competition were to paddle into a circle and sprinkle Ground Zero dust in the Pacific Ocean.

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