音标：[ә'kju:әti] ；

n. 尖锐, (疾病的)剧烈, 敏锐
[化] 锐度; 分辨能力

n. sharpness of vision; the visual ability to resolve fine detail (usually measured by a Snellen chart)

词型变化：名词复数形式 : acuities
考试类型：[GRE]

词性分布：

名词100%

acuity的用法和样例：

例句

用作名词(n.)

He had mild tinnitus, and slightly decreased auditory acuity.他有轻度耳鸣，并且听力稍减。
His mental acuity parallels his physical dominance.他的精神和体质一样令人敬佩。
Loss of visual acuity and eye contact is generally accepted as visible indicators of alcohol-induced intoxication.丧失视觉敏锐性和目光接触通常可以被看作是醉酒的特征。

词汇搭配

darkness acuity暗敏度
acuity for defocus散焦灵敏度
acuity matching分辨率匹配,视觉敏锐...
olfactory acuity嗅敏度
visual discriminatory acuity视觉辨别敏度...
brightness acuity亮度敏锐性
visual acuity视觉灵敏度
spatial acuity空间视敏度
visual acuity test视觉敏感度试验...
distance visual acuity辨距视敏度
notch acuity缺口裂度,刻痕锐度...
stereoscopic acuity体视锐度,立体视敏度...
temporal acuity时间视敏度
contour acuity轮廓视锐度
laser visual acuity激光视敏度, 激光视...
near visual acuity近距视敏度
acuity photometer敏锐度光度计...

【近义词】

brain脑
keenness锐利
acuteness锐利
sharpness锐利
alertness警戒
awareness认识
sharp-sightednesssharp-sighte...
visual acuity视觉灵敏度

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