Change occurs at a glacial pace.

变化来得极为缓慢。

《柯林斯英汉双解大词典》

In this week's print edition, the Economist reports on the glacial pace of the reconstruction.

在本周的印刷版，经济学人对缓慢的重建步伐进行了报道。

youdao

Yet when it comes to the glacial pace of Turkey's formal membership negotiations, those same friends are starting to sound the alarm.

但一提到土耳其正式入盟谈判的缓慢进度，同样一批友人开始提出警告了。

youdao

All of this occurs at a glacial pace, quarters and years, but it does occur.

FORBES: Tech Titans Make the "Value Stock" Transition

Even a month would be enviable in medicine, where innovations commonly spread at a glacial pace.

NEWYORKER: Big Med

Doubts over Fidel's role have meant that change has so far proceeded at a glacial pace.

ECONOMIST: The post-Castro era inches closer