他写了一封直言不讳的信表达不满。

He wrote a ___blunt letter expressing his dissatisfaction.

她在职业沟通中避免粗鲁或直言不讳。

She avoids being rude or ___blunt in her professional communications.

他在会议中直言不讳的言论冒犯了一些同事。

His ___blunt remarks during the meeting offended some colleagues.