nankeens meaning in English

土布裤

The day after that in which the scene we have just described had taken place on the road between bellegarde and beaucaire , a man of about thirty or two and thirty , dressed in a bright blue frock coat , nankeen trousers , and a white waistcoat , having the appearance and accent of an englishman , presented himself before the mayor of marseilles
上面所描写过的那一幕发生后的第二天，一个年约三十一二岁，身穿颜色鲜艳的蓝色外套，紫花裤子，白色背心的人，来见马赛市长。看他的外表听他的口音，他是个英国人。
He was dressed with all the english peculiarity , namely , in a blue coat , with gilt buttons and high collar , in the fashion of 1811 , a white kerseymere waistcoat , and nankeen pantaloons , three inches too short , but which were prevented by straps from slipping up to the knee
他的衣服完全显示出英国人的特征就是：一件一八一一年式的高领蓝色上装，上面钉着镀金的纽扣一件羊毛背心一条紫花布的裤子，裤脚管比平常的短三寸，但有吊带扣在鞋底上，所以也不会滑到膝头上去。