Variotin
拟青霉素
🗣️ 情景例句
I haven't got anything to do now; I'm so bored.
我现在无事可做，感觉很无聊。
In college I majored in physics, What was you major?
大学时我主修物理，你主修什么呢？
The truth is that when mistakes occur, they are more likely to be ours than theirs.
事实上，差错很可能是我们自己，而不是铁路当局的。