First biotechnology product approved by FDA to treat patients with cancer- a monoclonal antibody called rituximab, used to treat one type of lymphoma.是什么意思_First biotechnology product approved by FDA to treat patients with cancer- a monoclonal antibody called rituximab, used to treat one type of lymphoma.在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句