euthyroidWiktionary 原文构词拆分eu-前缀good, well · true, genuine+thyroid词根/词干词源说明Coined between 1920 and 1925 from Greek eu- + thyroid.释义（英文）形容词 AdjectiveHaving normal thyroid function.名词 NounA person with a normally functioning thyroid.词族派生词（2）euthyroidismeuthyroid sick syndrome