例句：

　　1、 Once again, they often have to look externally for support.

　　這樣，它們又開始常常尋求外部支持。

　　2、First, we will create the externally exposed interface.

　　首先，我們將創(chuàng)建對(duì)外公開的接口。

　　3、You can install many devices externally to your computer.

　　你能外部地對(duì)你的計(jì)算機(jī)安裝許多裝置。