If you don't know a person's last name, use 'ma'am' or 'sir'.
如果你不知道一人的姓, 你应称呼他为 'ma'am' 或 'sir' 。
sometimes with the local priest (who was usually as poor as his parishioners), sometimes with shepherds or cheese-makers.
有时同当地牧师 (他通常和他的教民一样穷)住在一起,有时同牧羊人或制乳酪的人住在一起。