如题所述
1、用法不同
on account of 语气较为正式。可作状语、表语,不作定语
例句：He could not come on account of his illness．
他因病不能前来。
account for 对…负有责任；对…做出解释；说明……的原因
例句：He could not account for his absence from school.
他无法说明他旷课的原因。
2、含义不同
on account of 因为...由于...为了...的缘故
例句：That was on account of lack of exercise．
那是由于缺乏锻炼。
account for 对...说明...的原因
例句：Computers account for 5% of the country's commercial electricity consumption.
计算机占去该国商业用电的5%。
3、读音不同
on account of 英 [ɔn əˈkaunt ɔv] 美 [ɑn əˈkaʊnt ʌv]
adv.由于;基于
例句：The flight was postponed on account of bad weather.
因为天气恶劣，飞行延期了。
account for 英 [əˈkaunt fɔ:] 美 [əˈkaʊnt fɔr]
说明（原因、理由等）;导致，引起;（在数量、比例上）占;对…负责
例句：Now, the gene they discovered today doesn't account for all those cases.
不过，他们现在发现的基因无法解释所有的病例。
扩展资料：
account 英 [əˈkaʊnt] 美 [əˈkaʊnt]
n.账，账目;存款;记述，报告;理由 vi.解释;导致;报账 vt.认为;把…视作
第三人称单数： accounts 复数： accounts 现在分词： accounting 过去式： accounted 过去分词： accounted
例句：I don't have a bank account.
我没有银行账户。
to have an account at/with a bank 在银行有账户
to open/close an account 开立 / 结清账户
例句：What's your account number please?
请问你的账户号码？
I paid the cheque into my savings account.
我把支票存入我的储蓄账户。
