So when you put something on ice, it means you are putting it on hold.

因此， 当您将某些东西放在冰上时，就意味着您将其搁置。

Now, the headline. We mustn't put vital science on ice and put something on ice is what we're going to learn about.

现在来看标题。我们绝不能搁置重要的科学研究，“put something on ice” 是我们要学习的短语。