崖沙燕是一种褐羽白腹的鸟。The sand martin is a brown bird with white underneath.为了赎罪，他跣足褐衣，被流放到了荒野中。He was sent barefoot wearing only a hair shirt into the wilderness as a penance.褐赭色的山冈延绵数百英里不断.The low , brownish - ocher mountains c...