Pertucin
穿孔假胞菌素
🗣️ 情景例句
It has been a learning experience. That's true.
这真是一次学习经验， 真的。
I've realized that we should stop the pollution.
我明白必须阻止公害的原因了。
they must be sedulously tended, if the vivifying fruits are to be at hand when needed.
要想在需要的时候可随手摘取充满生机的果实，还需要勤勉地护理。