under-nutrition英'ʌndərnjuːtr'ɪʃn美'ʌndərnjuːtr'ɪʃnBNC²³⁶²¹³⁺¹Economist⁵³⁵⁸¹⁺¹ 基本例句 营养不足¹⁰⁰ Nearly50 percent of children under five years old in Guatemala suffer from chronic under-nutrition, which can cause stunting or severe weight loss. 危地马拉几乎50%的5岁以下儿童遭受慢性影响不良的影响，这会导致迟钝和严重的体重减轻。 topsage