You need to export the LinguaLinks data into an .xml file that you can then import into FieldWorks. First, you need to install one or more XML Dump patch(es) in LinguaLinks.
Follow the steps in Section 2.1 LinguaLinks export in the Technical Notes on LinguaLinks Database Import document.
To access this document, on the Help menu point to Resources, and then click Technical Notes on LinguaLinks Import.