As your uncle, it is only natural for me to show avuncular concern for your welfare.作为你的叔叔，对你的幸福关心是很自然的事。His avuncular image belies his steely determination.他慈祥的外貌和他坚强的意志形成鲜明对照。He began to talk in his most gentle and avuncular manner.他开始讲话了，态度极其和蔼而慈祥。