Translating the following content gives <div></div>
<div> <span typeof="mw:Transclusion" data-mw="{"parts":[{"template":{"target":{"wt":"Infobox writer\n","href":"./Template:Infobox_writer"},"params":{"name":{"wt":"Meg Johnson"},"image":{"wt":"File:Meg Johnson profile shot.png"},"image_size":{"wt":""},"alt":{"wt":""},"caption":{"wt":""},"birth_name":{"wt":""},"birth_date":{"wt":"<!-- {{birth date and age|YYYY|MM|DD}} -->"},"birth_place":{"wt":"[[Ames, Iowa|Ames]], [[Iowa]]"},"death_date":{"wt":"<!-- {{death date and age|YYYY|MM|DD|YYYY|MM|DD}} -->"},"death_place":{"wt":""},"resting_place":{"wt":""},"occupation":{"wt":"{{flat list |\n* [[Poet]]\n* [[Lecturer]]\n}}"},"language":{"wt":""},"nationality":{"wt":""},"ethnicity":{"wt":""},"citizenship":{"wt":""},"education":{"wt":"[[Master of Fine Arts|MFA]] in [[Creative Writing]]"},"alma_mater":{"wt":"[[University of Akron]]"},"period":{"wt":""},"genre":{"wt":"[[Poetry]]"},"subject":{"wt":""},"movement":{"wt":""},"notableworks":{"wt":""},"spouse":{"wt":""},"partner":{"wt":""},"children":{"wt":""},"relatives":{"wt":""},"awards":{"wt":""},"signature":{"wt":""},"signature_alt":{"wt":""},"years_active":{"wt":""},"website":{"wt":"{{URL|megjohnson.org}}"}},"i":0}}]}" data-ve-no-generated-contents="true" id="mwBg"> </span> </div>
Note that the span has no about attribute.
Translate API should just adapat the content as enough information (the typeof attribute) is there to identify it as a transclusion