Dexamphetamine
n. [药]右旋安非他明(兴奋剂之一)
🗣️ 情景例句
I've known Martin for years.
我认识马丁好多年了。
Books,like friends,should be few and well chosen.
书籍如朋友，宜少宜精选。
In the middle of the classroom.
在教室中间。