英语听力精选进阶版 13817（在线收听）

New app for children who can't speak

Vocabulary

software application

piece of computer programming designed to help a user perform a task

giving her a voice

allowing her to communicate with other people

integrated

being involved

communicate

exchange information

premature

born before she was fully developed

a struggle

a challenge

technology

electronic or digital products

devices

gadgets or pieces of electronic equipment