His health collapsed from undernourishment.
他的身体因营养不良而垮了.
《简明英汉词典》
What with overwork and what with undernourishment his brother became very ill.
一方面因为工作过度,一方面因为营养不良,他哥哥病得很重.
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What with overwork and ( what with ) undernourishment , she fell ill.
一来操劳过度, 二来 营养不良, 她病倒了.
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The collapse of his health is brougt on by undernourishment.
他的健康恶化是由营养不足造成的.
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It notes that, in recent years, experts have come to the conclusion that undernourishment between conception and a child's second birthday can have serious and long-lasting impacts.
2015年12月六级真题（第一套）听力 Section CRuel says in the 1980s Thailand was able to reduce child undernourishment by recruiting a large number of volunteers to travel the countryside teaching about health and nutrition.
2015年12月六级真题（第一套）听力 Section CUndernourishment during this approximately 1, 000-day window can seriously check the growth and development of children and render them more likely to get sick and die than well-fed children.
2015年12月六级真题（第一套）听力 Section C