She is a few pounds underweight for(= in relation to) her height.
就其身高而言，她的体重还差几磅。
1.重量不足(的)
1.thinner and lighter than normal, especially in a way that is unhealthy
1.We always do a good job, and I don't think you should say we are trying to cheat you. I'll check why the goods were underweight.
我们一向很尽责，而我也觉得你不该指责我们有意欺骗。我会查清楚为什么货物会重量不足。
2.Tends to restrict food intake to the point of being underweight and malnourished. 108.
倾向于限制摄取食物以至到清瘦和营养不良的程度。
3.When it started, about half of the children who attended were underweight and malnourished, Lina Mendiola says.
刚启动的时候，参加这个项目的孩子大约一半都是体重不足和营养不良，LinaMendiola说。
4.She is trying to convince magazine editors and advertisers to stop using digitally altered photographs and underweight models.
她尝试着说服杂志编辑和广告商停止使用修改过的数码相片以及太瘦的模特。
5.The same was true of those who did not receive vitamin A supplements and those who were underweight.
同样不吸收维生素A和体重过轻的孩子也这样。
6.Motioning to her to get dressed the doctor said, "No wonder this baby is underweight. You don't have any milk. "
医生示意她可穿好衣服，然后说，“难怪小孩体重不足，你都没有奶水。”
7.Staying lean while avoiding becoming underweight is one of the best ways of reducing your chances of developing cancer.
避免重量不足时保持苗条是降低你患癌症的最好方法之一。
8.For underweight and normal weight inpiduals, placing airbags within the seat belt also might be protective.
对于体重不足或者普通体重的人群，在安全带中安置安全气囊同样有保障效果。
9.Ahead of the profit warnings, Lee downgraded the sportswear sector to underweight, from his previous market-weight view.
在公司发布盈利预警之前，KenLee将运动服行业的评级从此前的与市场大盘一致下调为“减持”。
10.However, we remain underweight as we do not consider the growth profile for the US market to be attractive.
然而，我们仍然保持悲观，因为我们认为美国市场的增长前景没有足够的吸引力。