bad hair day
01
乱发日, 乱发日
a day on which one feels unattractive, particularly due to one's hair not looking as well as it should
idiom
informal
例子
During the event last week, he had a bad hair day and regretted not scheduling a salon appointment beforehand.
我今天是乱发日。
02
a day that is full of incidents and misfortunes
idiom
informal
例子
They had a bad hair day on their vacation, encountering unexpected weather, canceled plans, and lost luggage.
