一般比喻长期在外的游子（出外闯荡世界的人，多是成年后离开家的人）归来，回到家的感觉就像船安全抵达港湾，水手出海归来，心里觉得很踏实，很安全，很温暖。

In chinese,the"港湾"is a place,which can make your heart peace,and feel warm,and you can have a rest.So most chinese would like to say:"家就是港湾"，it's mean: home is peace and warm.and you can have a rest.

means:home is as a harbour can protect you against the storm.

家就是港湾，意思是：家给我们安全，舒适，温暖，亲情，有家的感觉真好！家就是港湾。

比喻说法 意思是能给人安心的感觉 回到家就像船 回港湾一样 经历了风风雨雨的漂泊 回家后的安心与 宁静 你能了解吧？some words i cant speak in english so very sorry teacher BETH!