phrase
B2
used to highlight the most severe or unpleasant aspect of a situation
The power outage was inconvenient, but worst of all, it caused the food in the fridge to spoil.
정전은 불편했지만, 가장 나쁜 것은 냉장고 안의 음식이 상하게 된 것이었습니다.
translation
가장 나쁜 것은