His ideas are quite beyond my Ken.
我很不理解他的想法。
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。
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。
