There's a natural dye called Tyrian purple.

有一种叫做泰尔红紫的天然染料。

So what natural dyes did you look at?

所以你研究了什么自然染料呢？

They might not all have been natural dyes.

它们可能不完全都是自然染料染的。

The natural dyes used come from mangrove forests that grow along the coast.

使用的天然染料来自沿海生长的红树林。

He says the natural dyes may not be as bright as manufactured ones.

他说，天然染料可能没有人造染料那么鲜艳。

I've been looking at how a range of natural dyes can be used to colour fabrics like cotton and wool.

我正在研究一系列的天然染料如何给像棉花和羊毛这种材料染色。

There are flowers that are known to have dye properties and have been used for natural dyes for centuries really

有些花能染色而且其实几百年来，人们一直把它们当做染色剂。

You will hear a textile design student called Jim discussing his project on using natural dyes for coloring fabrics with his tutor.

你会听到一个叫做Jim的纺织品设计学生和他的导师讨论关于他使用天然染料给织物上色的课题。

Yellow you could create with saffron, with weld, or even with onion skins you can use as a natural dye as well.

你可以用藏红花、焊缝创造黄色，你也可以拿洋葱皮当天然染料。

Their vibrant reds and deep blacks made natural dyes look muted by comparison.

相比之下，它们鲜艳的红色和深黑色使天然染料显得柔和。

I was planning to wash my apron quite often and I didn't expect any natural dye to actually permanently adhere to the fabric.

我打算经常洗我的围裙，我没指望任何天然染料会永久附着在织物上。

People were limited in color choice as they  only had natural dyes available to them.

人们在颜色选择上受到限制，因为他们只能使用天然染料。

Further, natural dyes tended to be muddy in hue and fade quickly.

此外，天然染料往往在色调上浑浊并且很快褪色。

Yellow you could create with saffron, with weld or even with onion skins you can use as a natural dye as well And moving further down.

你可以用藏红花、焊缝甚至洋葱皮制作黄色，你也可以将其用作天然染料并进一步向下移动。