Brassicasterol
菜子甾醇
🗣️ 情景例句
Nothing much.
没什么要紧的事。
Mr. Smith is a politician.He's running for election as governor.
史密斯先生是竞选州长的一名政治家。
Yes, they're free. But there's usually a long line.
是的，免费。但常常要排长队。