这样，用户无需离开设计器就能试验鼠标翻转效果或是在文本域中输入文本时查看字体。

This makes it possible, for example, to try button rollover effects or enter text into a text area to try out its fonts, without ever leaving the designer.

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清单1给出一个简单的UDF，它处理对象的基线数据不存在或者发生计数器翻转的情况(这种情况不太可能出现，但是能够处理)。

Listing 1 shows a simple UDF for handling cases where baseline data for an object does not exist, or where counter rollover has occurred (an unlikely scenario, but it is handled).

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当初，路由器和交换机逐渐成为低成本商品，思科随后进入了新的市场：视讯会议系统、机顶盒和翻转摄像机。

As routers and switches became low-cost commodities, Cisco moved into new markets: teleconferences, set-top boxes, the Flip camcorder.

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