請問"當天熱的時候我就必須將長髮挽起"如何英文表達 謝謝

I would have to put my long hair up in the dog days.

I put up my long hair when it's hot.

Charles Wang in the "hot" days you mean?

中英物語 / 中翻英 / Chinese to English Classroom the dog days: the hottest days of the summer Usage notes: Some people believe there is a star called the dog star which can only be seen during a hot period in the summer.(usually + of )At times, during the dog days of summer, the stream dries up completely.