ladder [ˈlædə(r)]

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单词级别

第2级

基本释义

n.梯子，阶梯，梯状物

英英释义

a piece of equipment used for climbing up and down, which consists of two vertical bars or pieces of rope joined to each other by a set of horizontal steps

参考例句

He got down from the ladder. 他从梯子上下来了。
The book is the ladder of human progress. 书是人类进步的阶梯。

ladder [ˈlædə(r)]

单词级别

基本释义

英英释义

参考例句

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