[英文]請幫我看看翻譯有沒有錯

這好像是企業租車公司的案例
請幫我訂正我的翻譯 有些地方我覺得不通順
Many customers use Enterprise Rent-a-Car each year,and it is bigger than its competitors Hertz,Avis and National.In ten years Enterprise has doubled the number of cars in its fleet and increased its workforce over 30%,to 54000 employees.What may not be widely known
is that Enterprise recruits large numbers of college graduates each year for its management training program and other jobs.About 6000 college graduates have been hired annually,so that Enterprise can staff its expanding number of offices.
Enterprise rent-a-car受顧客歡迎勝過的競爭對手Herzt，Avis，National.Enterprise增加兩倍的車隊且增加的工作人員已經超過30%，有54000個員工。Enterprise招募大量大學畢業生訓練經營方式和其他的工作。每年大約6000個大學畢業生受到雇用，
因此Enterprise擴增辦公室數量。