Four years after he graduated from school, Tom decided to dust off his algebra book.
汤姆从学校毕业四年后, 决意重温代数.
《简明英汉词典》
Now when spring rolls around, you can dust off that old bathing suit and wear it proudly.
现在,当春季来临的时候,你可以拿出以前的泳衣,自豪地穿上了。
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An eye doctor will tell you that eyelashes can keep the dust off the eyes.
眼科医生会告诉你,眼睫毛可以帮眼睛挡去灰尘.
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如果可能的话,最好每周清洁一次,可以使用电吹风的较低档位吹掉灰尘。
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