常见例句用作名词 (n.)Africans had long carried on a slave trade.非洲人长久以来就有奴隶交易。Liverpool, the Beatles' northern English hometown, was once a major hub for the slave trade.披头四位于英格兰北部的家乡利物浦，曾是奴隶交易重要枢纽。 返回 slave trade