Levophanol
[药]左吗南(商品名, 左旋-3-羟-N甲基吗啡烷, 止痛药)
🗣️ 情景例句
What broke up their friendshop?
是什么破坏了他们的友情呢？
What makes life dreary is the want of motive.
没有目的，人生就黯淡无光。
It will be out next month.
下个月即可推出。