some of required fields are empty

some of required fields are empty all fields are required是什么意思 All fields are required这是什么意思 The fields in bold are required. 英语翻译What is required are some recognizable marks of identity iTunes cannot because some of its required files are missing There are required fields in this form marked Denotes required fields是什么意思 what are some of the ideas required to make sense of the env itunes cannot run because some of its required files are mis none of these fields are changable none of these fields are changeable是什么意思?