Info not translated. Though I can easily make out what is written, I cannot decode most of the information.
You can return it by using the 'manage' button above your batches. There is nothing wrong with that and someone who can speak that language will be able to index it later.
Here is a link to help you return a batch. As Colin has said there is nothing wrong with returning a batch and we recommend it when the language is one we do not know.
"If you download an indexing or review batch and find that you are unable to finish, you can return the batch. The system saves your work and assigns what remains to another indexer.
From the indexing screen, you can return the batch currently displayed:
You can also return one or more batches at a time from the indexing home page: