advocate 作为动词时译为“为……辩护”，作为名词是译为“提倡者、辩护者”。
例句：
To address a court as a lawyer or an advocate.
辩护作为一名律师或辩护者在法庭上发言
Rather, they must obtain representation from the Department of Justice, and the Department’s refusal to advocate or defend a particular agency policy may mean that the agency’s decision has no practical effect.
若司法部拒绝为某机关的政策辩护，这就可能意味着该机关的决定没有实际作用。
Freud came under severe criticism for his advocacy of the drug and defended himself by claiming(inaccurately)that he had never advised its use in subcutaneous injections.
弗洛伊德因倡导这种药物受到了严厉的批评，他为自己辩护道（不确切地）他从没建议过以皮下注射来使用它。
Advocacy of causes in court.
辩护法庭中案件的辩护
Advocates of the common law assert that civil law makes possibly futile attempts to predict and control the course of developments.
译：普通法（判例法）的倡导者认为大陆法（制定法）可能无法预料和控制社会发展的进程。