a big and sudden improvement
une grande et soudaine amélioration (une grande et soudaine amélioration)
"This discovery is a quantum leap in medical research."
"Cette découverte est un saut quantique dans la recherche médicale." (Cette découverte est **un saut quantique** dans la recherche médicale.)
to not trust someone much
The idea that actions should be judged based on how much the...
to solve small problems or differences
a mysterious or unexplained force in a system or person
an ending that leaves the audience in suspense
having lived a long and fulfilling life