据说这个银行经理曾出具过伪造的假凭证。

The bank manager is said to have issued fake certificates.

《柯林斯英汉双解大词典》

如有必要，还可以伪造一些假信头，弄一个相同号段的传真号码。 很快你就会成为该公司最小部门的头头了。

If needed do some fake letter head, get a fax number in the same town / phone exchange, and pretty soon you could be the head of the smallest branch office of that corporation.

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对伪造模型的想法导致科学家之间极端的防御，因为他们认为，如果一个人能够找出模型中的一个漏洞，就可以证明该模型是假的。

The idea of falsifying a model leads to extreme defensiveness among scientists because they think if one identifies a flaw in the model the model will be proven false.

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