ken

名词 ken:

1. range of what one can know or understand
   同义词：cognizance
2. the range of vision
   同义词：sight

1. His ideas are quite beyond my ken.
   我很不理解他的想法。
2. Ken wanted to paint the room green but his wife had already chosen pink and he had no say in the matter.
   肯想把这间屋子漆成绿色，但他的妻子却决定要刷成粉红色的，他在这件事上没有发言权。
3. The working of the stock exchange is beyond most people's ken.
   证券交易所的运作情况大多数人都不了解。

ken

n.（名词）
Perception; understanding:
知识范围；理解：
例句：
complex issues well beyond our ken.
复杂的问题超出我们的理解范围

Range of vision.
视野、眼界
View; sight.
景色；眼光
v.（动词）
kenned 或 kent [kμnt] ken.ning,kens 【苏格兰】
v.tr.（及物动词）
To know (a person or thing).
知道、了解（一个人或物）
To recognize.
认出
v.intr.（不及物动词）
To have knowledge or an understanding of.
具有…知识，理解…

来源：
From Middle English kennen influenced by Old Norse kenna [to know]
源自 中古英语 kennen 受 古斯堪的纳维亚语 kenna的影响 [知道]
from Old English cennan [to declare] * see gnô-
源自 古英语 cennan [宣称] *参见 gnô-