1.他
①Referred to male, female and anything that's not specified in old times. Nowadays often refers to male but if someone is not specified in gender or something not requested to be disdinguished in gender, 他 can refers to anything.
②Refers to a Chinese surname spreaded in Xinjiang, Gansu and Yunnan.
③Refers to other objects (e.g., 其他 other thing, 他人 other people, 他日 some other days）
2.她 refers to female.
3.它 often refers to something or some anymals non-human.
①Referred to male, female and anything that's not specified in old times. Nowadays often refers to male but if someone is not specified in gender or something not requested to be disdinguished in gender, 他 can refers to anything.
②Refers to a Chinese surname spreaded in Xinjiang, Gansu and Yunnan.
③Refers to other objects (e.g., 其他 other thing, 他人 other people, 他日 some other days）
2.她 refers to female.
3.它 often refers to something or some anymals non-human.