它们之间不能混淆。

They must not be confused.

youdao

结论：香椿和臭椿不能混淆使用，必须分别应用。

Conclusion: Cortex Toomae Sinensis and Cortex Ailanthi Altissimae can not be used in a mixed way but should be used respectively.

youdao

它绝不能混淆骨关节炎，它的症状关节肿胀，僵硬和疼痛。

It must not be confused with osteoarthritis, which has symptoms of swollen joints, stiffness and pain.

youdao

Well, that's the sense of theory that I like to work with, and I would pause over it by saying that after all, there is a difference and practice and we shouldn't too quickly, at least, confuse the terms.

我想在此讨论的就是理论的这种解释，不过我想补充一句，理论和实践是两回事,至少我们不能混淆这两个名词。

耶鲁公开课 - 文学理论导论课程节选

And there's nothing wrong with saying that but we shouldn't confuse it with science.

你这么说并没有错,但我们不能将此与科学相混淆。

耶鲁公开课 - 心理学导论课程节选