This is a book. That is a ruler.

这是一本书。那是一把尺。

youdao

That is a ruler.

那是一把尺子。

youdao

It is said that a Chinese ruler called Shen Nong was the first to discover tea as a drink.

据说中国的一位名叫神农的统治者是第一个发现茶可以作为饮料的人。

youdao

It is about a ruler who believes wrongly that his wife has been with another man.

VOA: special.2010.01.13

They made it clear to the former Nigerian military ruler that a return to constitutional order is a pre-condition for direct talks with President Mamadou Tandja.

VOA: standard.2009.11.14

There is a growing feeling that, unless the general is stopped now, he will crown himself ruler for five years and get away with it.

ECONOMIST: Abacha��s wobbly throne

Many say his main disadvantage is that, as the former military ruler of Sierra Leone from 1992-1996, he is associated with a deeply unpopular period before democracy.

BBC: Sierra Leone faces huge election test

To say a ruler is legitimate is to say that he has a recognised right to rule.

BBC: Unit 1: People and Politics