speak for oneself

例句：

1. 1. He spoke for himself when he said that he had been misled by the advertisement.
   他说广告误导了他，他为自己辩护。
2. 2.She expressed her opinions clearly and spoke for herself.
   她清晰地表达了自己的观点，为自己辩护。
3. 3. The lawyer spoke for himself during the trial.
   在审判期间，律师为自己辩护。