1. He falsified his birth certificate to get a passport. 为了取得护照，他伪造了出生证明。
2. They falsify or deny whatever doesn't suit their books. 他们篡改或者否定任何不符合他们意见的东西。
3. The models are then tested, and experiments confirm or falsify theoretical models of how the world works. 模型经过验证之后，试验证实或推翻关于世界运行模式的模型。
英英解释
v.
1. make false by mutilation or addition; as of a message or story
2. fake or falsify
3. prove false
4. falsify knowingly
5. insert words into texts, often falsifying it thereby
