baby talk

1. N-UNCOUNT Baby talk is the language used by babies when they are just learning to speak, or the way in which some adults speak when they are talking to babies. 儿语

The baby squealed and made cooing noises, while Abigail talked her baby talk. 这个婴儿尖叫着发出喔啊的声音，阿比盖尔则咿呀儿语。