Another way the high performer becomes an acknowledged expert is to attack where there isn't much competition (creating a niche for him).

高水平的测试人员成为公认的专家的另一种方式是在没什么竞争的地方投入(为自己创建小环境)。

youdao

Apollo Robbins, a performer and expert in deception, takes advantage of that fact when playing card tricks and engaging in other trickery on the show.

CNN: New TV show plays tricks on your brain