an account of[英][æn əˈkaunt ɔv][美][ən əˈkaʊnt ʌv][法]报告;
其实你是想问
on account of 对吗?
由于;因为;为了…的缘故
The flight was postponed on account of bad weather.
因为天气恶劣, 飞行延期了。