n.代表, 利益, 方面
The agent spoke on behalf of his principal.
I made all these troubles in your behalf.
I intervened on her behalf to try to get the decision changed.
He agreed to testify on behalf of the accused man.
I put up the proposal on your behalf.
On behalf of my colleagues and myself I thank you.
as the agent of or on someone's part (usually expressed as "on behalf of" rather than "in behalf of");
for someone's benefit (usually expressed as `in behalf' rather than `on behalf' and usually with a possessive)