To reboot the hydrological cycle and to protect biodiversity?

重启水文循环并保护生物多样性？

Titan's seasons drive a hydrological or methanological cycle where spring rains grow the lakes and evaporation shrinks them.

土卫六的季节驱动水文或甲烷学循环，春季降雨使湖泊生长，蒸发使湖泊缩小。