Purposeful availment for the third type is determined by the level of interactivity and its commercial nature.

第三种有意利用是由互动的程度和其商业性质决定的。

Interactivity was also pretty rare.

交互性也很罕见。

Full Ajax support for interactivity.

针对交互性的完整ajax支持。

Adding report interactivity (drill through).

增加报告的交互功能(钻通)。

The first problem was a lack of interactivity.

首要的问题就是缺乏交互性。