profundity

名词 profundity:

1. wisdom that is recondite and abstruse and profound
   同义词：reconditeness, abstruseness, abstrusity, profoundness
2. intellectual depth; penetrating knowledge; keen insight; etc
   同义词：profoundness
3. the intellectual ability to penetrate deeply into ideas
   同义词：astuteness, profoundness, depth, deepness
4. the quality of being physically deep
   同义词：deepness, profoundness

1. He impress his audience by the profundity of his knowledge.
   他知识渊博给听众留下了深刻的印象。
2. He impressed his audience by the profundity of his knowledge.
   他知识渊博给听众留下了深刻的印象。

pro.fun.di.ty

n.（名词）
【复数】 pro.fun.di.ties
Great depth.
深处：很深
Depth of intellect, feeling, or meaning.
深奥：知识、感情或意义的深处
Something profound or abstruse.
深奥的事情：深奥的或复杂的事物

来源：
Middle English profundite
中古英语 profundite
from Old French
源自 古法语
from Late Latin profundit3s
源自 后期拉丁语 profundit3s
from Latin profundus [deep] * see profound
源自 拉丁语 profundus [深的] *参见 profound