冰川融化形成了美丽的蓝色湖泊。

Melting ___glaciers formed beautiful blue lakes.

瑞士的冰川每年都在以惊人的速度融化。

The ___glaciers in Switzerland are melting at an alarming rate each year.

政府改革进程如冰川般缓慢，令民众感到失望。

The government reform process moved like ___glaciers, disappointing the public.