求解析一个英文例句There is going to be hardship,but we have to grit o

There be sth句型表示的是 “某处有(存在)某人或某物”,其结构为There be(is,are,was,were )+名词+地点状语.
这里使用there is going to be即be going to do用法即用现在进行时表将来,此处没有具体某地,可以理解为“我们将要面临困难,blahblahblah..”