We have to account for every penny we spend on business trips.

　　我們出公差所用的每一分錢都得報清楚。

　　The social services account for a substantial part of public spending.

　　社會福利事業占了一大部分的公共支出。

　　Together they account for less than five per cent of the population

　　他們總共占不到總人口的5%。

　　Computers account for 5% of the country's commercial electricity consumption.

　　計算機占去該國商業用電的5%。

　　Now, the gene they discovered today doesn't account for all those cases.

　　不過，他們現在發現的基因無法解釋所有的病例。