Efedrina
麻黄碱
🗣️ 情景例句
Why don't we take a walk down to the river?
我们何不一路散步到河边去呢？
I'm sorry. I don't get what you're driving at.
抱歉，我不明白你的意思。
It is our satellite. It is quite near us in space.
它是我们的卫星。它离我们相当近，仅38万公里远。