Is this your ruler

直尺───ruler;这───this

He was once a potent ruler.───他曾经是有权势的统治者.

Can an absolute ruler do just as he pleases?───独裁者就能为所欲为 吗 ?

This ruler has only one scale in centimeters.───这把尺只有厘米刻度.

The pen, ruler, and book are all red.───钢笔 、 尺子和书都是红色的.

This is a ruler graduated in both inches and centimetres.───这是一把刻有英寸和厘米的尺子.

He is the toughest military ruler yet and has responded harshly to any dissent.───他是迄今最强硬的军事统治者，对任何异议都一律进行打压。

The Queen of England is a hereditary ruler.───英国女王是世袭的统治者.

His guitar makes a noise like a wooden ruler being twanged upon a desk.───他的吉他发出一声仿佛木尺弹在课桌上的噪音。