【1】housing  n.住房;住宅 (英文解释：You refer to the buildings in which people live as housing when you are talking about their standard, price, or availability.)

A shortage of affordable housing has resulted in many problems保障房的短缺引起很多问题。

Poor housing and family stress can affect both physical and mental health.  住房条件差、家庭压力大会影响身心两方面的健康。

【2】house  n.房屋;房子;住宅 (英文解释：A house is a building in which people live, usually the people belonging to one family.)

 She has moved to a smaller house.  她已经搬进了一所小一些的房子。

Tom has five big houses in America.汤姆在美国有五栋大房子。

总结：“housing”表示“住在房子里状态”抽象含义“house”表示“可以供人居住房子实物”具体事物含义。