Provide a variety of information: such as personal electronic address book, online shopping.

提供各种资讯：如个人电子通讯录、网上购物等。

youdao

No need to upload photos to Facebook to show them to friends, since those with privacy permissions in your electronic address book can automatically get them.

不论是往Facebook上上载相片，还是把相片展现给朋友们，那些在你的电子地址上获得私人批准的朋友将自动获得这些信息。

youdao

Many sites will throw in a nifty electronic address book and a reminder notice to keep track of important holidays.

FORBES: E-Sentiments, Exactly