土的组构的英文：
soil fabric

soil是什么意思：
n. 土地，土壤；国土，领土
v.（被）弄脏

He died on British soil.
他死于英国。

The soil is difficult to work with.
这块污迹很难处理。

The fertilization of soil is a subject to the farmers.
肥料的施用对农民来说是一门学问。

A white dress soils easily.
白色的衣服容易脏。

soil or stain with a splashed liquid.
用溅出的液体弄脏或沾污。

fabric是什么意思：
n. 织物，织品，布；构造，结构

Synthetic fabric is inferior to cotton fabric.
合成纤维织物不如棉织品好。

(3) fabric analysis, for example, fabric count of woven fabric, fabric type, fabric weight and fabric width
(3)织物分析，如机织物密度、织物的结构、织物的质量和幅宽

It is a fabric of fine fiber.
它是一种质地细的织物。

The best fabric is wool.
最好的织物是毛织品。

airship envelope fabric
飞艇气囊织物