该函数创建AggregateField(如前所述)来存储用户输入的姓名和地址，并创建ItemField来以名称-值对的形式存储单位和住宅电话号码。

This function creates an AggregateField (as discussed earlier) to store user-entered names and addresses, and an ItemField to store work and home phone Numbers in the form of name-value pairs.

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对于桌面用户，可以为联系人显示额外两个电话图标，住宅电话和传真号码。

For the desktop user, two additional phone ICONS, home phone and pager number, can display for a contact.

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对于桌面用户，可以为联系人显示额外两个电话图标，住宅电话和传真号码。

For the desktop user, two additional phone ICONS, home phone and pager number, can display for a contact.

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