The ducklings are cheeping.
小鸭咻咻地叫着。
《新英汉大辞典》But everywhere the singing birds are cheeping.
但到处有唱着歌儿的鸟儿在吱吱叫。
One farmer said that it was "good for nothing but to raise cheeping squirrels on."
有一个农夫说这地“毫无用处,只好养一些叽叽叫的松鼠”。
But in this one shot it really looked like the male had just had enough of the nearby female's cheeping and decided to try and quiet the din down. "Schmidli said." see.
但是在这张照片中,公麻雀看起来像是受够了伴侣的'喋喋不休',决定让它安静下来。