плотные

Said in one Russian podcast line.

• они достаточно основательные, то есть они достаточно плотные,

  they are quite substantial, that is, they are quite dense,

  

  Мировое ПравительствоРусская кухня и харассмент в США

The shows belong to their publishers, and each line plays from the publisher’s own file. Translations are machine-made. Russian books and courses on Amazon (affiliate link).