that instead of all the steps being reversible, let's just put in one irreversible step.

不是所有的过程都是可逆的，其中有一个过程不可逆。

youdao

People realize that unless we take steps to arrest climate change, we are heading toward catastrophic consequences that will be irreversible.

人们已经认识到，如果我们不真的采取什么措施来控制气候改变，我们将遭遇无法避免的气候恶果。

youdao

Some irreversible inhibitors even become covalently bound to amino acids in the active site of the enzyme as they are brought through the early chemical steps of catalysis.

一些不可逆抑制剂，甚至成为共价结合的酶的活性部位的氨基酸，因为他们带来的是通过早期的催化化学步骤。

youdao

that instead of all the steps being reversible, let's just put in one irreversible step.

不是所有的过程都是可逆的，其中有一个过程不可逆。

麻省理工公开课 - 热力学与动力学课程节选

She also has warned that the United States will not normalize ties with Pyongyang or lift sanctions unless North Korea takes irreversible steps toward dismantling its nuclear program.

CNN: North Korea makes peace pledge in New Year column