Oxidation - reduction reactions are important in the solubilization and precipitation of iron and manganese.氧化还原反应在铁和锰的增溶和沉淀中具有重要作用.The contents of organic material, limonite and manganese hydroxides influence the variat...
Oxidation - reduction reactions are important in the solubilization and precipitation of iron and manganese.氧化还原反应在铁和锰的增溶和沉淀中具有重要作用.manganese peroxide二氧化锰The variety of garnet includes almandine, pyrope, magnesium - iron...
The soldiers bantered with him as though he was a kid brother.士兵们把他当作弟弟一样和他开着玩笑。He's like some dreamy kid playing on his own.他就像是个自娱自乐的爱幻想的孩子。That's a lot for a kid of 22 to cope with.那对一个22岁的年轻人来说是够难应付的。The li...
1980年，她的一次突发奇想改变了她的生活。In 1980 she had a brainwave that changed her life.穿上粉红色睡衣是我一时的奇想.It was a freak of mine to wear pink pajamas.人人都有他们自己的怪癖和奇想.All men have their own quirks and twists....
Johnson's easy charm contrasted sharply with the prickliness of his boss.约翰逊的亲和力和他老板易怒的性格形成了鲜明的对比。He contrasted her brashness unfavourably with his mother's gentleness.他把她的粗鲁同他母亲的温和相对比.He contrasted his son wit...
各企业需要更好地培训工人，并且在研发方面加大投入。Businesses need to train their workers better, and spend more on R&D.该设备几个月之前曾投入运行。The device had been used operationally some months previously.他停下来，饶有兴趣地看着孩子如此投入。He stopped and watched with amu...