coon.鸽叫声v.咕咕地叫;(温柔而轻声地)说情话abbr.首席运营官(=Chief Operating Officer)
Coombs' test[经] 无限竞争性招标
coordinativeadj.配位的;配位价的;协调的;同等的
cooccurrencen.同现
coorperation协作
coo-ethics生态伦理
Coombs's test无限责任的投资
coo-tourism生态旅游
coordi-nate协调
Coombs' serum无限防卫权
Coors' filter多种混料分选程序