Topping the patent filing leader (league)of (are) Japan, the United States, China, the Republic of Korea, and European Patent Office.是什么意思_Topping the patent filing leader (league)of (are) Japan, the United States, China, the Republic of Korea, and European Patent Office.在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句