ingenuity

n. 智巧,创造力,精巧的设计

It took some ingenuity to squeeze all the furniture into the little room.

把全部家具都塞进那个小房间是很费了一番心思的。

Something, such as a toy or game, that tests one's ingenuity.

测智力游戏检验一个人的智力的东西，例如玩具或游戏