browning
/ˈbraʊnɪŋ/noun [专属名词] 棕色着色剂；着褐色
The grass was browning in patches. 草地一片片地变成褐色。
verb [vt. 及物动词] 呈褐色；把……烤焦（brown 的 ing 形式）
During the senescence of Xue Hua Pears, the fruit firmness declined with the flesh developing the squarrose and browning. 雪梨衰老时，硬度下降，果肉褐变糠化。
