If you disagree with someone or disagree with what they say, you do not accept that what they say is true or correct. You can also say that two people disagree.
近义词
differ
反义词
concur
双语例句
例：
You must continue to see them no matter how much you may disagree with them.
不管你与他们有多大分歧，都必须一如既往地去看他们。
例：
They can communicate even when they strongly disagree.
他们即使是在有较大分歧时也能相互交流。
2.?[I 不及物动词] 不赞成
If you disagree with a particular action or proposal, you disapprove of it and believe that it is wrong.
双语例句
例：
I respect the president but I disagree with his decision.