to crown it all
成語所屬單字crown
to crown it all — 慣用語
1. used to introduce a final item in a series, especially one that is the worst (or
1.慣用語
釋義
最糟（或最好）的是；更糟糕的是
used to introduce a final item in a series, especially one that is the worst (or sometimes the best) and that completes the situation in a striking way.
例句
The car broke down, we lost our tickets, and to crown it all, Ayana realised she had left her passport at the hotel.
The hotel had a great view, wonderful food, and to crown it all, the staff gave us a free upgrade.