Disulfanilamide
双磺胺, 磺酰磺胺
🗣️ 情景例句
He said I should call him.
他说我可以打电话给他。
John has built up his own business.He owns a hotel.
约翰建立了他自己的生意，他拥有一家宾馆。
In his youth, his father and grandfather often told him stories about their family history.
年轻时，他的父亲和祖父常常同他说起他们的家史。