為...辯護

3. VERB 为…辩护；维护；声援 If you plead the case or cause of someone or something, you speak out in their support or defence.  

• He appeared before the Committee to plead his case...
  他出现在委员会面前为自己辩护。
• He would plead the cause of Russian unity.
  他会公开支持俄罗斯的统一。

4. VERB 提出…为理由；把…作为借口 If you plead a particular thing as the reason for doing or not doing something, you give it as your excuse.  

• Mr Burke, pleading poverty, changed his mind...
  伯克先生以自己穷为由改变了主意。
• Mr Giles pleads ignorance as his excuse...
  贾尔斯先生把不知情当作自己的借口。
• It was no defence to plead that they were only obeying orders.
  辩称他们只是在服从命令站不住脚。