こういう実行不可能な提案には往生する。の英語

Those impossible suggestions just annoy me.

The proposals are too expensive to be practicable.

I will not associate myself with such a proposal.

economically this proposal makes no sense

Nobody can make any objection to his proposal.

I cannot readily consent to the proposal.

That is not at the level where it can be proposed to a different company

We can't accept that proposal.

Unfortunately, we can't accept that proposal.

Unfortunately it will be impossible for us to accept your proposal.

Nobody was able to suggest a solution.

I don't want to propose that beyond reason.

The committee rejected the proposal on the ground that it was impractical.

We don't know whose proposal to adopt.

Is there no alternative to what you propose?

someone who is resigned to defeat without offering positive suggestions

I don't mean to object to your proposal.

I can't agree to your proposal.

I cannot agree to your proposal.

The proposition was not accepted―rejected.

Does anyone have a suggestion?

Do you have any suggestions?

That hasn't reached the stage where it can be proposed to a different company yet.

I don't hold with [by] the proposal.

Your suggestion seems irrelevant to our discussion here.

I don't have the room to answer your proposal.

It is highly regrettable that your request was considered to be unacceptable.

The proposition was not adopted―rejected.

Feasibility can be ignored when you make proposals.

Such a proposal would only be turned down immediately.