coo
/ku:; ku/ v (pt, pp cooed/ ku:d; kud/, pres p cooing)
1 [I] (of a dove or pigeon) make its characteristic soft cry （指鸽子）发咕咕声.
2 (infml 口)
(a) [I] make a soft murmuring sound like that of a dove 发类似鸽叫的细语声
a baby cooing 婴儿的细语.
(b) [Tn] say (sth) in a soft murmur 柔声地说
`It will be all right,' she cooed soothingly. ｀就会好起来的,＇她轻柔地安慰说.
3 (idm 习语) bill and coo => bill2. coo, n (pl coos) soft murmuring sound (like that) of a dove 鸽子的咕咕声; 喁喁细语声.
coo / ku:; ku/ interj (Brit infml 口) (used to express surprise 用以表示惊讶) .