Ferroselenium
硒铁
🗣️ 情景例句
Leave nothing to chance.
做任何事情都要有把握。
Do you think it's going to rain tomorrow?
你认为明天将下雨吗？
He started to complain about this wicked world but was interrupted by a knock at the door.
他开始抱怨起这个邪恶的世道来，却被一阵敲门声打断了。