trenchancy
n. 銳利,鮮明,有力
1. keenness and forcefulness of thought or expression or intellect
It has characteristics of variations of form, denseness of distribution, all - sided functions and trenchancy of effect.
其主要特徵表現為形式多樣化 、 布密集化 、 能全面化、果鮮明化.
acidity