yellowing
变黄 泛黄 发黄
例句与用法:
That paper has yellowed with age.
那张纸因年代久远而泛黄了。
The leaves turn yellow in autumn.
秋天时叶子变黄。
The presence of excess carotene in the blood, often resulting in yellowing of the skin.
胡萝卜血症血液中出现过量的胡萝卜素,经常引起肤色发黄