TASK DEFINITION: In this task, we ask you to elaborate the sentence without changing its general meaning. You can do so by explaining further the input sentence, using more precise wording, adding qualifiers and auxiliary information etc.
PROBLEM: In ancient Greek religion , Nemesis ( Ancient Greek : Νε ́ μεσις ) , is the goddess who takes vengence against those who show hubris ( arrogance before the gods ) .

SOLUTION: In ancient Greek religion , Nemesis ( ; Ancient Greek : Νε ́ μεσις ) , also called Rhamnousia or Rhamnusia ( " the goddess of Rhamnous " ) , is the goddess who enacts retribution against those who succumb to hubris ( arrogance before the gods ) .

PROBLEM: The atomic radius of an element is the distance between the nucleus and the edge of the electron cloud .

SOLUTION: The atomic radius of a chemical element is a measure of the size of its atoms , usually the mean or typical distance from the center of the nucleus to the boundary of the surrounding shells of electrons .

PROBLEM: Amateur radio operators try to talk with as many others as possible .

SOLUTION:
Many amateur radio operators participate in radio contests , during which an individual or team of operators typically seek to contact and exchange information with as many other amateur radio stations as possible in a given period of time .