A young couple were becoming anxious about their four-year-old son， who had not yet talked.
A young couple were becoming anxious about their four-year-old son， who had not yet talked.
一对年轻夫妇有个儿子，已经四岁了，还没有开品说话，他们对此深感焦虑。
A young couple were becoming anxious about their four-year-old son， who had not yet talked.
一对年轻夫妇有个儿子，已经四岁了，还没有开品说话，他们对此深感焦虑。