彼らは議論を戦わしていた。の英語

They were engaged in a heated argument.

They were engaged in a heated argument.

An active debate was held with them.

They entered into a heated discussion.

They grew warm over the debate.

They did not have a discussion.

They quarreled.

They decided to put an end to the discussion.

They engaged in a discussion

They started the consideration.

They entered into a discussion.

They are having a convenient discussion.

The argument ended in a fight.

I was involved in a petty argument.

I was Involved in a petty argument.

The discussion was heated.

they had words

I left while they were arguing.

after the argument they lapsed into an unhappy silence

Their discussion ended up in a snafu.

they were involved in a violent argument

Their argument seemed endless.

Through discussion with them, I reached this result.

They went on arguing for hours.

Only after a long dispute did they come to a conclusion.

Let's not argue for the sake of arguing.

They are enjoyed chatting.

However those are still being discussed.

They fell out with each other over trifles.

I worsted him in argument―argued him down―outargued him―confuted him （in argument）.