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'."

武: "Mighty and Majestic," often used in boys' names, embodies the essence of strength, robustness, and a formidable physique. This character is believed to promote physical fortitude and ensure a safe and secure life.