Question

but if it had to perish twice meaning​

Answer 1

Answer:

Perish twice means "Die two times"

In the poem "Fire and Ice",the poet thinks Fire as well as Ice may demolish the entire world. So,the world is perishing twice.

Hope its helpful, Forget not to thank me.

Answer 2

Answer:

'But if it had to perish twice'. How will the world perish twice? Answer: According to the poet, the world will end due to the 'fire', which symbolises desire. But if the world had to end twice then it will be due to the hatred symbolised by 'ice'.