这仅仅只是装饰的英文怎么说啊？

1、这仅仅只是装饰：This is just only a decoration.

2、百禁不禁：Hundreds must be forbidden，but they don't/can't.

it is only for decoration.
it could not be banned even more than one hundred times.

This is only for embellishment.
It is not banned although it is completely prohibited.

this is just for decoration.