硫化染料因其有毒而受到注意.The sulfur dyes are noted for their toxic properties.他认为碳最初和硫酸钙反应生成硫化钙.He postulated that the carbon reacts initially with the sulfate to form calc ium sulfide.第三个例子是前章提到的硫化亚铁.A third example is the ferrous...
You need hard currency to get anything halfway decent.你得有硬通货才能买到还算不错的东西。Inflation has turned the rouble into a toytown currency.通货膨胀使得卢布变成了毫无价值的货币。Currency-conversion costs remain one of the biggest obstacles to cross-bo...
About 95 % of Tanzanians are classified as Bantu , a blend of hamitic and negroid stocks.95%的坦桑尼亚人属于含米特人和黑人混血的班图人.The Bantu language of the Fang.芳族的班图语言.Populations of Bantu - language speakers who live in southern Afric...