acutenessn.锐利；敏锐；剧烈acuteadj.严重的；敏锐的；急性的；剧烈的acute ethmoiditis急性筛窦炎, 急性筛骨炎acute peritonitis急性腹膜炎Acute neutropenia粒细胞减少症acute hver injury急性肝损伤acute burned hand急性烧伤手acute snout lenok尖吻细鳞acute pharyngitis卡他性咽炎acute thyroiditis急性甲状腺炎Acute nephropathy急性肾病Acute cold stress冷应激

1. Acute ulcerations were responsible for significant gastrointestinal bleeding.
   急性溃疡形成是显著的胃肠出血的起因。