——(一定有这样的时候)in every man's life when he is in low spirit.(must)请问空格中要填神马?

问题描述:

——(一定有这样的时候)in every man's life when he is in low spirit.(must)
请问空格中要填神马?

There must be such moments/hours

There must be such moments/hours in every man's life when he is in low spirits.