Burundi was at the lowest spot in the rankings of more than 150 nations.

在这项包含150多个国家的排名中，布隆迪位居末席。

Intagliata: Vernal pools tend to be at the low spots–it's where the water pools.

Intagliata：春天的水池往往位于低处——这是水池所在的地方。