这一分析是难以捉摸的，难以确定。

The analysis is ___elusive, hard to pin down.

那只小猫灵活地躲开了，我怎么也抓不到它。

The kitten was so ___elusive that I couldn't catch it no matter how hard I tried.

那个答案似乎就在嘴边，却总是想不起来。

The answer feels ___elusive, just out of reach in my memory.

那个记者总是巧妙地回避敏感问题。

The reporter is ___elusive when it comes to sensitive questions.