英语语法分析

underlays

n. 衬底；衬垫物；支撑物

vt. 垫起；从下面支撑

vi. 倾斜；向下延伸

复数 underlays

第三人称单数 underlays

现在分词 underlaying

过去式 underlaid

过去分词 underlaid

例句

Mesh underlays for breathability and comfort.

网状透气性和舒适衬垫。

This European standard specifies the characteristics of flexible sheets for underlays which are to be used under roof covering of discontinuous roofs.

该欧洲标准规定了用于非连续屋顶覆盖物衬垫的柔性板的特性。