使平面向右旋转的对映体,称为右旋对映体.The enantiomer that rotates the plane to the right is referred to as the dextrorotatory.目的: 建立西孟旦的对映体拆分和对映体光学纯度测定方法.Objective : To develop a separation method for the enantiomers of simendan failure.结...
She has a four-carat stone in her ring.她的戒指镶有一颗四克拉的宝石。Can you believe that he bought her a 5.3 - carat diamond ring?你知道吗,他买了一颗5.3克拉的钻石戒指给她?...a range of jewellery, plated with 22-carat nickel-free gold.一系列镀了一层22开无镍黄金的首饰S...
By thus besmirching Su Wen - wan , the two made up.这样作践着苏文 纨, 他们俩言归于好.He never forgave the reporter for besmirching his family's name.该记者损害了他家的名声,他永远不会原谅该记者....