甲状腺素 Traditional 甲狀腺素 jiǎ zhuàng xiàn sù 🔊 thyroid hormone + Keep this word Meanings jiǎ zhuàng xiàn sù 甲狀腺素 thyroid hormonethyroxine (used to treat underactive thyroid) Its characters 甲jiǎfirst of the ten Heavenly Stems 十天干[shi2…HSK 5状zhuàngform; appearance; shape腺xiàngland素sùraw silkHSK 7–9