gender equality or equal treatment in society and business concept, man and woman with gender symbols balance on a seesaw, male and female equal opportunities, fair. - 中性的 幅插畫檔、美工圖案、卡通及圖標人權, 女人, 性別符號
medical illustration of an adolescent child with congenital syphilis - 19th century - 中性的 幅插畫檔、美工圖案、卡通及圖標兒童
