acutest
尖的
尖锐的
敏感的
剧烈的（acute 的最高级）
例句
In the case of the waterouzel, the acutest observer by examining its dead body would never have suspected its sub-aquatic habits.
再看河鸟的情形，便是最精明的观察者，看了此鸟的死标本，也难推想它具有半水栖的习性。
