If you have a leaking tap, you can replace the washer or other components as required.

如果你有一个漏水的龙头，你可以更换垫圈或者其他需要的零件。

He had been circumcised within eight days of birth as required by Jewish law.

根据犹太律法的规定，他在出生8天之内就被行了割礼。

Create XDE models as required.

创建所需要的xde模型。

You can modify the query as required.

可以根据需要修改查询。

You can add XHTML markup as required.

您可以根据需要添加XHTML标记。