查看它是不是一个照片元素，并且如果是照片元素，则访问它的title和id属性。

You checked to see if it was a photo element, and if so, you accessed its title and id attributes.

youdao

例如，Flickr是一个照片服务，提供了用于对照片元素执行创建、读取、更新和删除操作的API。

For example, Flickr is a photo service that provides an API to perform create, read, update, and delete operations on photo elements.

youdao

因为它不是E4X所预期的。有了XML对象，就能通过表达式rsp . photos . photo得到照片元素的列表。

Once you have an XML object, you can get to the list of photo elements, with the expression rsp.photos.photo.

youdao