ADJ-GRADED （信息或报告）混乱不清的，杂乱无章的，内容有误的 A garbled message or report contains confused or wrong details, often because it is spoken by someone who is nervous or in a hurry. （信息或报告）混乱不清的，杂乱无章的，内容有误的
The Coastguard needs to decipher garbled messages in a few minutes.