该功能为 iPhone 被重新命名为 “Trends”，令旅行者可以查看他们家乡机场的其他 Kayak.com 的用户找到的某个目的地最优价格。
Renamed "Trends" for the iPhone, this feature lets travelers see best fares to a destination as found by other Kayak.com users from their home airport.
套接字的功能与命名管道很相似，但是可以跨主机。
A socket functions much like a named pipe but can span hosts.
如果相应的FTP服务器支持重命名功能，可以在传输之后改变上传或下载的文件的名称。
Files that are uploaded or downloaded can be renamed after the transfer as long as the corresponding FTP server supports the rename function.
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