杜: Du Kang, Du Fu. The character "Du" refers to the sweet pear tree, as stated in the "Shuowen Jiezi" dictionary: "The male is called 'Tang', and the female is called 'Du'."

秋: Autumn, the season of harvest. In names, it symbolizes bountiful reaping, fostering a life of peace, joy, prosperity, and flourishing abundance.