Grammar Note
不可数名词，无复数形式。
呆小症；克汀病
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呆小症；克汀病
severe hypothyroidism that causes physical and mental stunting
The doctor explained that cretinism is caused by a severe lack of thyroid hormone in early childhood.
医生解释说，呆小症是由童年早期严重缺乏甲状腺激素引起的。
严重甲状腺功能减退导致身体和智力发育迟缓
severe hypothyroidism resulting in physical and mental stunting
Without treatment, cretinism can lead to both stunted growth and learning difficulties.
如果不治疗，呆小症会导致生长发育迟缓和学习困难。
Newborn screening programs now help prevent cretinism by detecting low thyroid function early.
新生儿筛查项目现在通过早期检测甲状腺功能低下，帮助预防呆小症。
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不可数名词，无复数形式。
Dictionary facts from ECDICT, WIKTIONARY.