碳水化合物部分由半乳糖,葡糖胺, 岩藻糖和唾液酸组成.The carbohydrate portion is made of gala ctose, glucosamine, fucose and sialic acid.抗菌抗菌漱口水都包含有效成分--太葡糖酸盐.Commonly prescribed are anti - microbial mouthwashes containing the active ingredient c...
货币兑换成本仍是跨境贸易的最大障碍之一。Currency-conversion costs remain one of the biggest obstacles to cross-border trade.她从政期间是自由贸易的主要倡导者。She was a leading exponent of free trade during her political career.西非是可可豆贸易的中心。West Africa was th...