平布的英文：
plain cloth
calico

参考例句：

bishop's lawn
轧光细薄平布

plain是什么意思：
adj. 清晰的；朴素的；普通的；坦率的；简易的；不带头衔的；名副其实的
adv. 清楚地；完全地
n. 平原；朴实无华的东西

plain stupidity
十足的笨蛋

This is plain on the face of the facts.
这一点，从事实的表面就可以清楚地看出来。

the diamond was in a plain gold mount.
这个钻石嵌在一个金底板上。

cloth是什么意思：
n. 布，织物

a shred of cloth
一块撕碎的布片

The clothes made of this magic cloth would be invisible.
用这种魔布缝制的衣服是看不见的。

My clothes were made of coarse cloth.
我的衣服是用粗布制成的。

calico是什么意思：
n. 印花棉布,白洋布

a spotted or calico horse or pony.
带斑点或带斑纹的马或小型马。

Calico and Mull: calico and mull are used for testing either a part or the whole of a pattern. This is then referred to as a toile.
印花布和细软布:它们是用来检验样板的一个部分或整个样板是否合身。我们把它们的成品称为样衣。

This is used to cut out a ‘ toile’ or calico. The toile is then passed to the next team member to be made up into the prototype garment
用它在平纹布上裁剪