to achieve significant points of progress toward a goal
atteindre des étapes importantes dans la progression vers un objectif (atteindre des étapes importantes dans la progression vers un objectif)
"By the end of the year, they had reached all their milestones."
"À la fin de l'année, ils avaient atteint tous leurs jalons." (a la fin de l'annee, ils avaient atteint tous leurs jalons)
to reduce pollution caused by transportation
to increase your strength or motivation over time
to share your deep emotions honestly with someone
to visit someone casually without prior arrangement
to develop good habits and control over one’s actions
to gradually develop skills or actions that lead to success