coopern.桶匠;修桶工人v.制桶;修桶
Coopernail's signn.钴辛
Cooper-pair box电荷库伯对箱
cooperating lever联动握柄
Cooperia erschovin.叶氏古柏线虫
Cooperia curticei柯氏库柏线虫
cooperating agent合作Agent
Cooper's ligamentn.库默
cooperating block联动闭塞机,同意接车的闭塞机
cooperating class合作班
cooperafing study合作学习