本人近期投了一篇SCI,其中一个reviewer 的意见中的下面这句话拿捏不准他的真实意思,

本人近期投了一篇SCI,其中一个reviewer 的意见中的下面这句话拿捏不准他的真实意思,
'The major problem of this study is therefore that it does not realize that it is a difference if an isolate of a species represented in the database is not identified as compared to an isolate of a species that can not be identified a priori.'