adj.贫乏的；不足的；瘦的
It was medieval European monks who introduced scientific brewing techniques in an effort to produce a nutritious beverage to supplement their meager diets. 正是中世纪欧洲的僧侣们引进科学的啤酒酿造技术，制造有营养的饮料，从而补充了他们贫乏的饮食。
