Made up of 1,200 or so islands and atolls, the Maldives boasts some of the best and most breathtaking beaches in the world.

由大约1200座岛屿和环礁组成，马尔代夫拥有世界上最好、最令人惊叹的海滩。

So, " island fever" is this idea that you need to leave this place because you feel that you are limited somehow.

所以，“孤岛热”就是你需要离开这个地方的想法，因为你觉得自己在某种程度上受到了限制。