双语例句

• The center of the circle is here.

  这个圆的圆心在这里。

• We need to find the center of the circle.

  我们需要找到这个圆的圆心。

• Can you help me mark the center of the circle?

  你能帮我标出这个圆的圆心吗？

• The radius of the circle is half its diameter.

  圆的半径是其直径的一半。

• Measure the diam of the circle to find its size.

  测量圆的直径以确定其大小。