易混淆的单词： Kippen

The study was jointly written by dr rebecca kippen and professor bruce chapman from the australian national university , and dr peng yu from the department of families , housing , community services and indigenous affairs .

这个研究成果是由来自澳大利亚国立大学的乐思其朋博士，和来自家庭、住房、社区服务和土著事务部门的彭语博士共同著述的。