通常情况下，“空巢老人(emptynester)”是指子女离家后的中老年人。如今，随着社会老龄化程度的加深，空巢老人越来越多，已经成为～个不容忽视的社会问题(social issue)。同时它也导致了另一个问题——家庭空巢综合征(syndrome)的产生，是指当子女由于工作、学习、结婚等原因而离家后，独守空巢的中老年人因此而产生的心理失调症状。英语四级成绩

汉译英：

Typically, "empty nester" refers to the middle-aged and elderly people whose children have left home. Nowadays, along with the advance of aging of the society, there are more and more empty nesters, which have become a social issue that cannot be ignored. At the same time, it also leads another problem--empty nest syndrome--a psychological disorder the middle-aged and elderly people suffered, which is caused by the absence of their children who move out of home due to work, study, marriage and so on.