Try this: Take a photo and upload it to Facebook, then after a day or so, note what the URL link to the picture is and then delete it.

试试这个：拍一张照片，上传到 Facebook，然后过一两天，注意照片的 URL 链接是什么，然后删除它。

youdao

Windows Phone and Android users also can now easily search through their SkyDrive files as well as control their photo upload and download size.

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With that intelligence, marketers can run personalized email campaigns to reactivate their customer base, target audience based on interest segments on Facebook or run creative photo upload campaigns on Instagram.

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However, the company recently released new features for photos, including an automatic photo upload for its Android app and new desktop features that also automatically upload photos from cameras to Dropbox.

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