Vilan
[医]二烟酰吗啡（麻醉性镇痛药）
🗣️ 情景例句
It's like a special music.
它就像是一种特别的音乐。
May I have a receipt?
我可以要一张收据吗？
The students are going to take the test in two days' time.
学生们准备在两天后就接受测验。