直率地

例句：

1. 1. He spoke with a straight face, not even a hint of deception.
   他说话时面无表情，没有丝毫欺骗的迹象。
2. 2. She was very direct in her approach to solving the problem.
   她解决问题的方式非常直接。
3. 3. The teacher gave a straight answer to the question.
   老师对这个问题给出了一个直接的答案。