1·The painting has yellowed but the gallery has resisted pressure to touch it up.
那幅画已经发黄了，但该画廊顶住了要对其进行修饰的压力。
—— 《柯林斯英汉双解大词典》
2·Without words, through yellowed eyes, I receive my thank you and her eyes slowly close.
无需任何语言，我从她发黄的眼睛中感受到了她对我的谢意，她慢慢闭上了眼睛。
3·Time has yellowed the wallpaper.
时间使糊墙纸发黄了。
4·White plastic PVC plumbing has yellowed and thinned on the side exposed to the light, where its chloride is weathering to hydrochloric acid, dissolving itself and its polyvinyl partners.
白色的热塑树脂的水管装置，照到阳光的那一边已经发黄、变薄，其中含有的氯化物已经风化成为氢氯酸，溶解自身的同时也殃及周边的聚乙烯材料。
5·Our memory has not yellowed.
我们的记忆不曾发黄。