add insult to injury
US /æd ˈɪnsʌlt tu ˈɪndʒəri/
UK /æd ˈɪnsʌlt tu ˈɪndʒəri/

1.
雪上加霜, 火上浇油
to make a bad situation worse by doing something else that is unpleasant or offensive
:
•
First, they lost the game, and then to add insult to injury, their star player got injured.
首先,他们输掉了比赛,然后雪上加霜的是,他们的明星球员受伤了。
•
They cancelled my flight, and to add insult to injury, they lost my luggage.
他们取消了我的航班,然后雪上加霜的是,他们弄丢了我的行李。