adjective
(of a bad, difficult, or unwelcome situation or phenomenon) present or experienced to a severe or intense degree
（不利、困难或讨厌的情况或现象）严重的，剧烈的
an acute housing shortage.
住房严重不足。
the problem is acute and getting worse.
问题严重并在恶化。
■(of a disease or its symptoms) of short duration but typically severe
（疾病，症状）急性的。 常与 chronic 相对
acute appendicitis.
急性阑尾炎。
■denoting or designed for patients with such conditions
急性病的；为急性病人准备的
an acute ward.
急性病病房。
acute patients.
急性病病人。
having or showing a perceptive understanding or insight: shrewd
有洞察力的，精明的
an acute awareness of changing fashions.
对时尚变化的敏锐意识。
■(of a physical sense or faculty) highly developed; keen
（感官，能力）高度发展的；灵敏的
an acute sense of smell.
灵敏的嗅觉。
(of an angle) less than 90°
锐角
■having a sharp end; pointed
有尖端的，尖的
(of a sound) high; shrill
（声音）高的，尖的
noun
short for acute accent
acute accent 的简称

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派生
acutely
adverb
acuteness
noun

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语源
late Middle English (describing a disease or its symptoms): from Latin acutus, past participle of acuere 'sharpen', from acus 'needle'