brusque

这种风格唐突，缺乏礼貌。

The style is ___brusque, lacking politeness.

她简短而粗鲁的回答让每个人都感到不舒服。

Her ___brusque answer made everyone feel uncomfortable.

医生给出了简短但有效的治疗建议。

The doctor gave ___brusque but effective treatment advice.