finishing touch
US /ˈfɪn.ɪʃ.ɪŋ tʌtʃ/
UK /ˈfɪn.ɪʃ.ɪŋ tʌtʃ/

1.
toque final, arremate final
a final detail or improvement that completes or perfects something
:
•
Adding the small decorative vase was the perfect finishing touch to the room.
Adicionar o pequeno vaso decorativo foi o toque final perfeito para o quarto.
•
The artist added a few more brushstrokes as a finishing touch to the painting.
O artista adicionou mais algumas pinceladas como toque final à pintura.