Secasine
西卡菌素
🗣️ 情景例句
Scientific discoveries are ofter applied to industrial production methods.
科学新发现常应用于工业生产的方法。
Well, when exactly?
哦，具体什么时候？
They were also quite sure that a cigarette end did not start the fire.
他们还十分肯定火灾也不是由烟头引起的。