“起床气”：getting up on the wrong side of the bed

　　Why are you getting mad at me? Did I do anything wrong? 你干嘛冲我发火啊?我做错了啥?

　　Sorry, I got up on the wrong side of the bed. 不好意思哈，我这是起床气/起床的方式不对。

　　一大早心情不佳的、发脾气的，称为getting up on the wrong side of the bed。