huáng àn
sulfa drugs
sulfanilamide (used to reduce fever)
wán jī běn huáng suān nà
sodium dodecylbenzene sulfonate (used as a bubbling agent in detergents)
èr liú jī bǐng huáng suān nà
sodium dimercaptosulfanate
liú huáng wú
(bird species of China) yellow bunting (Emberiza sulphurata)