to improve one’s skill or knowledge
améliorer les compétences ou les connaissances de quelqu'un (améliorer vos connaissances ou compétences déjà apprises)
"She decided to brush up on her painting techniques."
"Elle a décidé d'améliorer ses techniques de peinture." (Je dois **brush up on** mes compétences en présentation avant la grande réunion.)
An important or urgent question that people are eager to kno...
to beat or trick a system that uses AI or automation
to take a subordinate role to someone else
to change your opinion or the way you feel about something
to make a serious or formal promise
to stop something before it becomes a bigger problem