to be frank 坦白说;坦率地说【人教版高中英语必修三 unit 1 （单词与全书例句）】

to be frank           
坦白说;坦率地说

1. But, to be frank, the fireworks going off throughout the night were really annoying.

2. To be frank, this roasted chicken tastes horrible.

1. 不过说实话，整晚的烟花真的很烦人。

2. 说实话，这烤鸡味道太差了。