易混淆的单词： Stains

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Commercial stain removers are usually a good choice for more stubborn stains .

较顽固的污渍通常选择商用污渍去除剂是个好办法。

Although he had washed them carefully grease from the bicycle frames left dark stains under the nails .

手上沾的自行车润滑油虽然已经仔细洗过，指甲里的黑色污渍还是没洗掉。

For those who show up at work with milk stains on their dress and diapers in their handbags .

那些出现在工作场合还穿着带有牛奶污渍在衣服，尿片还在手提包里面的妈妈们

Guatemala city , guatemala : demonstrators next to blood stains after a shooting during a protest by indigenous people

危地马拉，危地马拉市：土著居民组织的抗议活动中发生射杀事件后，站在血迹旁的示威者们。

Cover wet stains with baking soda to absorb excess moisture . Wait 15 minutes before shaking it off .

用苏打粉覆盖潮湿的茶渍来吸收多余的水分，15分钟后抖掉。