Turn the heat down or it'll burn.

把炉火开小一些，不然就烧焦了。

《牛津词典》

You mind if I turn the heat down ?

介意我把暖气关小吗？

youdao

Turn the heat down or your cake will burn.

把热度调低吧，要不蛋糕就要糊了。

youdao

It's time to "turn up the political heat in Washington so we can turn down the heat on Mother Earth, " Rep. Chris Van Hollen, D-Maryland, told the crowd.

CNN: Washington protesters push 'clean energy,' protest coal use

The American panel is also aware that if Tehran cannot turn down the heat in Iraq, it certainly can turn it up.

BBC: NEWS | Middle East | Iran has limited influence in Iraq

Mr Hoyte, though he unblushingly blames the ruling party for the rioting and the grenades one in a pro-government television station, where a security guard was fatally injured, another in the country's main hotel agreed to turn down the heat.

ECONOMIST: Guyana