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
I have a picture of Grandpa and Dad and me in my wallet.
我皮夹里有一张照片，是爷爷、爸爸和我在一起照的。
Children enter school at the age of five,don't they?
孩子们在5岁时入学吗？
What did you write on it?
你在贺卡上写了什么？