“坦率地”的英语可以翻译为：luntly，in spades ...

他们中的一些人坦率地表达了自己的政治观点。Some of them make no bones about their political views.坦率地说，你认为这个学校怎么样？What do you think of the school, in your honest opinion?我和本应该把这件事坦率地说清楚。Me and Ben should sort this out man to man....