unknown file format!

unknown file format! UNKNOWN FORMAT的中文是什么意思 bioedit 无法转换aln 格式怎么用bioedit转换aln文件呢?我每次打开,都说是unknown file format .请有经验的同胞们指导 Unknown image format code 1:later Ghost version required this AVI file format not supported什么意思? This file format is not supported by the File Preview是什么意思? 请各位哥哥姐姐帮我翻译一下unknown format 的意思, unknown Please base on attached file format,submit the quotation麻烦帮我翻译, fortran编程.请问：open(15,file='qaz.d',status='unknown'是什么意思? 英语翻译5 Do not submit RAR format or any other file format except PDF,PowerPoint,JPEG,Word Document.No ZIP format for Fine Art Major.ALL FORMATS MUST BE LABELED CLEARLY AND OPEN EASILY WITHOUT THE NEED TO OPEN FONTS, 在AE里怎样调节播放速度调节之后为什么不能输出~上面显示After Effects error:the file format module could not parse the file fortran语句 open(unit = 10,file = trim(output_file),status = 'unknown')中trim是什么意思open(unit = 10,file = trim(output_file),status = 'unknown')是fortran语句,语句中trim()是什么意思呢? file. Quqrtus II）Error: Can't read Memory Initialization File or Hexadecimal (Intel-Format) File各位Quartus II 大神,小弟在 例化rom时,出现了Error: Can't read Memory Initialization File or Hexadecimal (Intel-Format) File atan_data.hex for ROM 英语翻译windows cannot verify the digital signature for this file.A recent hardware or software change might have installed a file that is signed incorrectly or damaged,or thatmight be malicious sofware from an unknown source UVSVPPORTED-FORMAT UNKNOWN APPLICATION