Having a great love of colours Irene avidly collected plants and leaves that she needed for cloth dyeing.

艾琳非常喜爱各种颜色，她贪婪地收集了各种她需要的植物和树叶来染布。

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Having a great love for colors, Shirley acridly collected plants and leaves that she needed for cloth dyeing.

雪莉非常喜欢各种颜色，她贪婪地收集各种她需要用来染布的植物和叶子。

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The utility model has the advantage of easy reverse replacement of nozzles with different calibers, and the utility model can enhance the work efficiency of cloth dyeing.

其优点是具有容易反向更换不同口径的喷嘴，可提高染布工作效率的功效。

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So, practitioners who understood what we would know to be chemistry were highly valued in that society. And then, you may expand it to other chemical processes, dyeing of cloth, glassmaking, and metals extraction.

所以，理解我们所知为化学的,先行者们，在那个社会是,非常宝贵的，当时，你可能将其扩展到另一个化学过程，如布料的染色，玻璃的制造，还有金属提取。

麻省理工公开课 - 固态化学导论课程节选

In the Middle Ages it was discovered to be a rich source of aluminium sulphate - a crucial raw material used as a fixing agent in dyeing cloth.

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