英汉词典

1. 坦白的;直率的;坦诚的
    If someone is frank, they state or express things in an open and honest way.

frank的翻译

    e.g. 'It is clear that my client has been less than frank with me,' said his lawyer...
           “很明显我的委托人对我不够坦白，”他的律师说。
    e.g. They had a frank discussion about the issue.
           他们对这个问题进行了开诚布公的讨论。