prattle
/ˈprætl; `prætl/ v[I, Ip]
(a) ~ (away) (of a child) talk in a simple way; babble （指儿童）说简单的话, 牙牙学语
The baby is prattling (away) happily in her cot. 那幼儿在小床上牙牙自语, 快活得很.
(b) (often derog 常作贬义) ~ (on about sth) (of an adult) talk at length, esp about unimportant things （指成人）絮絮叨叨地说; （尤指）闲聊
prattle on about the village gossip 闲扯些村里的事. prattle, n [U]
unimportant chatter; gossip 闲聊; 闲话.