单词详解

1. n. [C]

A. 统治者，管理者，支配者 ( a person who rules or commands )

The king or queen is only the nominal ruler of the country.

国王或女王只是那个国家名义上的统治者。

Fear can be a habit for the ruler， as well as the ruled .

对于统治者和被统治者而言，担心可能就是一种习惯。

She was then the ruler of Britain. 她当时是英国的统治者。

B. 尺，直尺，划线板 (measuring stick consisting of a strip of wood or metal or plastic with a straight edge that is used for drawing straight lines and measuring lengths)
The child used a ruler to draw straight lines. 这孩子用一把直尺划直线。

The teacher reminded us not to forget to bring my ruler.老师提醒我们别忘了带尺子。

The ruler is divided into centimeters. 在尺子上分厘米刻度。

Do you have a long ruler? 你有一个长点的尺子吗？

相关词组

measure...with a ruler 用尺子量

The students are learning to measure the length with a rule.

学生们正在学习用尺子测量长度。

相关单词

复数：rulers