acuteness 

英汉解释

n. 剧烈；敏锐；锐利

同义词

n. acuity，keenness，sharpness

反义词

n.   obtuseness

参考例句

1. Crural sprain 3 months cannot have acuteness activity, appeal everybody!
脚扭伤3个月了不能进行剧烈活动，求助大家！
2. Ask: What is the acuteness that infection causes excuse me wet wart is. .
正文：问：想问问啥是点染引发的锐尖湿疣是…
3. The dot of my home why acuteness cough, return companion to have vomitive state, ate medicine not to see the effect, who can tell me to do?
我家的小孩子为什么剧烈咳嗽，还伴有呕吐状态，吃了药都不见效果，有谁能告诉我怎么办？

英英解释

n.
  1. a sensitivity that is keen and highly developed
  2. a quick and penetrating intelligence
  3. the quality of having a sharp edge or point

网络释义

acuteness
锐度; 敏锐; 尖音质; 剧烈;
acuteness vision
释义：视力,视敏度;
Acuteness of sight
视觉创敏，锐视;