她对星际迷航的狂热喜爱充分展现了她的极客特质。

Her obsession with Star Trek clearly shows her ___geekiness.

当他花几个小时分析新电子游戏的每一个细节时，他的极客特质变得显而易见。

His ___geekiness became obvious when he spent hours analyzing every detail of the new video game.