When acarpet was contaminated, less than 1% of the bacteria were transferred.
当地毯被污染时，只有不到1%的细菌会被转移。
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Such courses, Hacker argues, are a remedy for the numerical illiteracy of adults who have completed high-level math like algebra but are unable to calculate the price of acarpet by area.
Such courses, Hacker argues, are a remedy for the numerical illiteracy of adults who have completed high-level math like algebra but are unable to calculate the price of, say, acarpet by area.