Levo-dromoran
[医] 左吗南(商品名,左旋-3-羟-N-甲[基]吗啡烷)
🧩 词语组成解析
a. 左旋的
🗣️ 情景例句
Good luck! And stop worrying!
祝你好运， 别再担心！
Procrastination is the thief of time.
拖延即浪费时间。
Good morning. What can I do for you?
早上好。你哪里不舒服？