说某人的坏话的英文：
badmouth somebody

badmouth是什么意思：
=bad-mouth

That insidious man bad-mouthed me to almost everyone else.
那个阴险的家伙几乎见人便说我的坏话。

You're a real nitwit. Why should you Badmouth his girlfriend in his face?
你真是个糊涂虫,怎么能当他面说他女朋友的呢?

The media here should also bear in mind that competition does not mean a need to bad-mouth rivals.
本地媒体也可以见识到，竞争不一定要报道对手负面新闻的手法。

somebody是什么意思：
pron. 某人，有人
n. 重要人物

to sit for somebody
为某人做临时保姆

fall to somebody by assignment or lot.
通过分配或者划分使某人垮台。

He is somebody in this city.
他在这个城市是个重要人物。

He seems to be somebody.
他似乎是个重要人物。

to serve a summons on somebody
给某人送达传票