
好词典

源自希腊语 'thyreos'(盾)和 'oxys'(尖锐),指其化学结构含碘原子,由甲状腺分泌。
❶ 甲状腺素,一种由甲状腺分泌的荷尔蒙,调节新陈代谢、生长发育等重要生理功能。
“Thyroxine levels are often checked in blood tests to assess thyroid function.”
(血液检查常检测甲状腺素水平以评估甲状腺功能。)
“A lack of thyroxine can lead to symptoms like fatigue and weight gain.”
(甲状腺素不足可能导致疲劳和体重增加等症状。)
free thyroxine — 游离甲状腺素,指未与蛋白质结合的甲状腺素,反映甲状腺的实际活性状态。
“The free thyroxine test helps diagnose thyroid disorders more accurately.”
(游离甲状腺素检测有助于更准确地诊断甲状腺疾病。)