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' 。
Today there are special kindergartens for Maori children, and the Maori language is now taught in more and more schools.
如今已有专门为毛利儿童而设的幼儿园,而且在越来越多的学校里讲授毛利语。