僕らは一度もそれに挑戦したことがない。の英語

We've never tried doing that.

I have never tried that.

I have never tried that before.

I have never done that, not once.

We still have never seen that.

No one has tried this before.

I've never tried this.

I have never experienced that.

I haven't experienced that thus far.

I still haven't used this even once.

I have only eaten that once before.

I haven't done any tests about this so far.

I have never used that even once before.

I have never once seen that before.

I have never even eaten that once before.

I have never experienced this before.

I haven't experienced that before.

I have never experienced that before.

I have only eaten that once before.

I have never experienced that.

I have never done that before.

I have only eaten that once before.

I have never worn those even once.

I have not experienced that until now.

We cannot deny the possibility, remote though it may be, that we may be beaten.

I have not experienced that until now.

I have never used that.

I never doubted him even once.

I have never once since that before till now.

I've never tried it before.