n.定義；闡釋；清晰度
To give a definition of a word is more difficult than to give an illustration of its use. 給一個詞下定義要比舉例說明它的用法困難。
My duties require clearer definition. 我的職責需要更清楚的說明。
The photo lacks definition. 這張照片不夠清晰。
