acuity
音標[ә'kju:әti]中文翻譯：
n. 尖銳, (疾病的)劇烈, 敏銳
【化】 銳度; 分辨能力
【醫】 敏度
字典網
英文解釋：
名詞 acuity:
- sharpness of vision; the visual ability to resolve fine detail (usually measured by a Snellen chart)同義詞：visual acuity, sharp-sightedness
- a quick and penetrating intelligence同義詞：acuteness, sharpness, keenness