The acetylsalicylic acid in aspirin shares the pain relief properties of the chemical salicin in willowbark.
阿司匹林中的乙酰水杨酸和柳树树干中的化学水杨素一样具有镇痛的作用。
2
Stone's paper describes his discovery by testing on himself and 50 members of his parish that ground willowbark powder relieves fevers and rheumatic pain.