acuity
英 [?'kju??t?]
美[?'kju?ti]
- n. 敏銳；尖銳；劇烈
英英釋意
- 1. sharpness of vision; the visual ability to resolve fine detail (usually measured by a Snellen chart)
- 2. a quick and penetrating intelligence;
- "he argued with great acuteness"
- "I admired the keenness of his mind"