变黄

• Autumn has come . tree leaves are turning yellow
  2秋天到了，树叶变黄了。
• Bleach keeps the white clothes from yellowing
  漂白剂防止白色衣服变黄。
• Bleach keeps the white clothes from yellowing
  漂白剂使白衣服不变黄。
• In the autumn , the leaves on the trees turn yellow and red
  在秋天，树上的叶子变黄，变红了。
• Yellow become the leaves when autumn comes
  秋天来临,树叶变黄了
• The leaves of the book had yellowed with age
  书页因年久而变黄。
• The newspaper had been yellowed by sunlight
  阳光使报纸变黄了。
• And the trees are now turning from green to gold
  树木由绿变黄
• Chloride bleaching agent can damage material and make it yellow
  含氯漂白剂会损坏质料及使其变黄。
• Cold weather turns the leaves yellow
  寒冷的天气使叶子变黄。