The two clauses are separated by a comma. 这两个分句由一个逗号分开(SB)。
Korea and China are separated by only the Yalu River. 朝鲜和中国只隔一条鸭绿江。
Water and alcohol can not be separated by distillation. 水和酒精不可能用蒸馏的方法分离。
The lysozyme and ribonuclease A were successfully separated by obtained affinity electrochromatography column. 利用此亲和电色谱柱,成功分离了溶菌酶和核糖核酸酶A。
Results : The phosphorylated proteins were successfully extracted from human kidney tissues and were separated by two-dimensional gel electrophoresis. 结果:成功提取了人肾组织磷酸化蛋白,并得到了磷酸化蛋白的双向凝胶电泳图谱。