Boys and girls will enjoy messing about with any kind of machine.男孩和女孩会喜欢摆弄各种机械装置。All right, boys and girls, let's meet again next week.就这样吧，孩子们，我们下星期再见。There is an equal number of boys and girls in the class.这个班男女生...

孩子们; 男孩女孩...

boys and girls的音标：...