前无古人qiánwúgǔrénTop 40000Meanings1. (idiom) unprecedented2. unheard ofCharacters used前forward无not古ancient人personExamples1他tā是shì一yī位wèi前无古人qiánwúgǔrén的de大dà科学家kēxuéjiā。He is as great a scientist as ever lived.