coo-

[kuː]
n. 鸽叫声;咕咕声
v. (鸽等)咕咕地叫;低声软语地谈(情话)
int. (伦敦话)哦!呀!〔表示惊异〕
[网络] 首席运营官(Chief operating officer);首席营运官(chief Operation officer);运营总监