Levamfetamine
左旋苯丙胺
🗣️ 情景例句
It's so calming.
好宁谧 。
A servant is known by his master's absence.
主人不在可以看出仆人的品行来。
The woman knew that the nearest village was miles away.
这位妇女知道，即使最近的村庄也有数英里远。