be on good, friendly, etc. terms (with someone) idiom
C2 （与某人）关系好，关系友好（等等）
to have a good, friendly, etc. relationship with someone
My ex-wife and I are still on friendly terms. 我跟前妻仍然关系友好。
Are you on good terms with your boss? 你跟老板关系好吗？