2、d[tʃaild]孩子(单数)children['tʃildrən]孩子(复数)people['pi:pl]人family['fæmili]家庭aunt[a:nt]阿姨姑姑uncle['ʌŋkl]叔叔舅舅teacher 老师 principal 校长maintenancemeasures,thereisabigsecurityrisk,managementhashadagreatimpacttothecity.3.1-8busterminalstationstatusinYibincitylayouts(4)hoursofoperat