en_tn_condensed/1co/03/15.md

if anyone's work is burned up

"if the fire destroys anyone's work" or "if the judgement shows that a person's work has no value"

he will suffer loss

"he will lose his reward"

but he himself will be saved, as though escaping through fire

"but God will save him as though through fire". This shows the danger that such a person is in if his works have no value.