make matters worse
US /meɪk ˈmætərz wɜrs/
UK /meɪk ˈmætərz wɜrs/

1.
雪上加霜, 使情况更糟
to make a bad situation even more unpleasant or difficult
:
•
To make matters worse, it started raining heavily as soon as we left.
更糟糕的是,我们一离开就开始下大雨了。
•
His rude comments only served to make matters worse during the tense meeting.
他粗鲁的评论只会让紧张的会议雪上加霜。