hand-to-mouth

1. ADJ A hand-to-mouth existence is a way of life in which you have hardly enough food or money to live on. 勉强糊口的

Unloved and uncared-for, they live a meaningless hand to mouth existence. 没人疼爱也没人照顾，他们过着一种毫无意义、勉强糊口的日子。

2. ADV Hand to mouth is also an adverb. 勉强糊口地[ADV after v]

I just can't live hand to mouth, it's too frightening. 我就是不能过勉强糊口的日子，这太可怕了。