ruler

['ru:lə]

n.尺子, 划线板
n.统治者, 支配者

例句与用法：

The chairman is only the nominal ruler of the country.

主席只是那个国家名义上的统治者。

The colonists revolted against their British ruler.

殖民地人民反抗他们的英国统治者。

The colonists took up weapons to rebel against the British ruler.

殖民地的人们拿起武器反抗英国统治者。

This ruler is a pitiless tyrant.

这个统治者是一个冷酷的暴君。

Sultan is sovereign ruler of certain Muslim countries.

苏丹是某些穆斯林国家的最高统治者。

A device, such as a ruler, tab, or bar, that serves as an indicator or acts to regulate a motion or operation.

导向装置用作指向物或用来调整运动方向或运行的装置，如尺子、调整片或栅栏

Can you measure accurately with this ruler?

用这把尺子能量得准吗?

He reminded me not to forget to bring my ruler.

他提醒我别忘了带尺子。

详细释义：

n.[C]

1. 统治者; 管理者; 支配者

She was then ruler of Egypt.

她当时是埃及的统治者。

2. 划线人; 划线机

3. 尺, 直尺; 划线板

The child used a ruler to draw straight lines.

这孩子用一把直尺划直线。