account for怎么用？

account for ＋从句 意为"解释什么的原因"
eg: This cannot account for why he was late.
这解释不了为什么他迟到了。

account for + n.
1. 占...比例
eg: Thes snacks account for almost one third of children's daily calories.

零食占了小孩子每天卡路里的三分之一。
2. 对...做解释; 说明...的原因; 对...付有责任
eg: This may account for the company's high profit.
这也许能解释这家公司的高利润。

1.说明;证明
He could not account for his foolish mistake.
他无法解释他所犯的荒谬的错误。
2.对...负有责任
Who will have to account for the misprints in the dictionary?
谁必须对字典中的印刷错误负责?

accountfor意思是解释……的原因，其中for是介词，后面可以词，当然也可以跟从句。例如:
This accounts for his anger.
That accounted for why he was worried for his son.

account for 用法很灵活。最好完整造个句容易明白。
例如：The student has been punished that account for his late today.
例如：I use her pen without her agree that I should account for the loss of our friendship.
没有任何语言赞同“死板”规定 就看使用者的思维如何突破。
----直白思维助益英语，simple thoughts ease English - - - -