Acetylcysteine
乙酰半胱氨酸
??? 情景例句
Enjoy!
那就享受吧.
Marry in haste, and repent at leisure.
草率結婚后悔多。
Bison were killed for their meat, while their fur provided warm clothing during cold winters.
他們殺野牛，吃野牛肉，用野牛毛皮制成冬季御寒的衣服。