n.營養(yǎng)不良

Malnutrition includes undernutrition, in which nutrients are undersupplied, and overnutrition, in which nutrients are oversupplied. 營養(yǎng)不良包括營養(yǎng)低下，即營養(yǎng)素供給不足，和營養(yǎng)過剩，即營養(yǎng)素供給過度。

The key to early detection is awareness that persons in certain circumstances have a high risk of undernutrition or overnutrition. 早期發(fā)現(xiàn)的關(guān)鍵是要認識到，有些人是營養(yǎng)低下或營養(yǎng)過剩的高危人群。

Malnutrition (undernutrition and overnutrition) develops in stages which usually require considerable time. 營養(yǎng)不良(營養(yǎng)低下和營養(yǎng)過剩)的發(fā)展是有階段的，通常需要相稱長的時間。

Results In 9 provinces of China, 6.9% of all households were found to have undernutrition and overweight members within the same household. 結(jié)果中國九省家庭中有6.

Animal studies show that both maternal undernutrition and overnutrition reduce placentalfetal blood flows and stunt fetal growth. 動物學(xué)的研究表明：母體營養(yǎng)不足或過剩均能使胎盤血流減小并妨礙胎兒生長。