乱码（例如电子邮件中因编码不当导致的损坏）、非法字符、损坏的文本、乱码文本

1. corruption (of text, e.g. in email, due to improper encoding), garbling, illegal character, corrupted text, garbled text

intransitive verb noun or participle which takes the aux. verb suru noun (common) (futsuumeishi) computing