母亲把饭煮了，还要种田种菜，喂猪养蚕，纺棉花。
Apart from cooking, mother did farming, planted vegetables, fed pigs, raised silkworms and spun cotton into yarn.
无纺用价值棉花：霉变棉、水渍棉、油污棉、火烧棉、棉花废料、棉短绒等。
No spinning value cotton : mouldy cotton, water damaged cotton, oil stained cotton, burned cotton, cotton waste and linters, etc.
她改进了弹棉花的弹弓，并成功地制成了当时世界上最先进的纺纱工具——三锭脚踏纺棉车；
She improved on the cotton fluffer and successively made the most advanced textile tool of the time, a pedal spinning wheel with three spindles.
她改进了弹棉花的弹弓，并成功地制成了当时世界上最先进的纺纱工具——三锭脚踏纺棉车；
She improved on the cotton fluffer and successively made the most advanced textile tool of the time, a pedal spinning wheel with three spindles.
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