You must select at least one joint 这句是什么意思?

Please select at least one file to passwords must contain at least one upercase letter是什么意思 you must enter at least one of the followong:wmail you must have at least one compater opponent password must contain at least one lowercase passwords must contain at least one uppercase passwords must montain at least one uppercase Password must contain at least one letter Passwords must contain at least one uppercase letter是什么意思翻一下 passwords must contain at least one lowercase lettr的中文是什么意思? You must add at least one player to each side of the You must pay for your course at least one month before it st