You shut up about my father! 闭上你的臭嘴, 不许你说我父亲的坏话. It's easy to talk behind someone's back. 在人家的背后说长道短不难. I don't want to say anything derogatory about him. 我不愿说任何中伤他的话. Don't try to drag me through the mud. 不要存心玷污我的名声。
Never speak ill for the dead. 不要诋毁已过世的人. Someone gave my boss a poison-pen letter. 有人写了一封黑函给我的老板.
He's just slinging mud. 他只是在中伤人. You want me to look bad? 你想弄坏我的形象吗?
You are trying to discredit me. 你蓄意中伤我的名声.