s'améliorer znamená v Angličtina

improve [improved, improving, improves]▼◼◼◼(to become better)
verb
[UK: ɪm.ˈpruːv] [US: ˌɪm.ˈpruːv]

mend [mended, mending, mends]▼◼◼◻(to grow better; to advance to a better state; to become improved)
verb
[UK: mend] [US: ˈmend]

pick up▼◼◻◻(to improve, increase, or speed up)
verb
[UK: pɪk ʌp] [US: ˈpɪk ʌp]