untapped

这个地区仍有巨大的未开发市场潜力。

This region still has huge ___untapped market potential.

这个乡村拥有巨大的未开发旅游潜力。

This village has great ___untapped potential for tourism.

他的写作天赋一直未被开发，直到他参加了创意写作课程。

His writing potential remained ___untapped until he took the creative writing course.