allow for 考虑到, 估计到
同义替换：
take into consideration, take into account
allow原始涵义：
vt.允许, 许可(做某事)I don't think he would allow it.我想他不会允许的。
给予, 让…得到The court allowed a sum of money to each child for clothing.法院判给每个孩子一笔服装费。
承认, 认为The referee refused to allow the goal.裁判不承认这次进球。
听凭，听任Jack had allowed himself to become fat.杰克听任自己发胖。
vi.容许某事发生(或存在)；容许(常与of连用)a premise that allow of only one conclusion假设容许只有一个结论
真题重现：
Supporters of the new super systems argue that these mergers will allow for substantial cost reductions and better coordinated service.
这些新超级系统的支持者争辩说，这些合并活动将会大大削减成本，便于更好地协调业务。(2003阅读)
造句：
We should allow for unexpected difficulty.
我们应考虑到可能出现意想不到的困难。
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