Please open a window -- we're stewing in here!

请打开窗户吧--我们热死了！

youdao

Please, sir, can I open a window?

老师，请允许我打开一扇窗户好吗？

《牛津词典》

Please open the train [car] window a bit [crack; fraction].

请把这车窗打开一点点。

《新英汉大辞典》