If you are allowed to bring drinks to class, drinking cold lemonade may also work wonders.

如果课堂上允许你携带饮料的话，喝冷的柠檬水还也会有很好的效果。

youdao

If you are allowed to bring drinks to class, drinking cold lemonade may also work wonders.

如果课堂上允许你携带饮料的话，喝冷的柠檬水还也会有很好的效果。

youdao