However the concerts were great , but unfortunately , some concert halls were too small and it was as hot as a micro - wave inside .
However the concerts were great , but unfortunately , some concert halls were too small and it was as hot as an oven inside .
However the concerts were great , but unfortunately , some concert halls were too small and it was as hot as an oven inside .
修正句子的语法: However the concerts were great , but unfortunately , some concert halls were too small and it was as hot as a micro - wave inside . 输出: