at best
US /æt ˈbest/
UK /æt ˈbest/

1.
paling banter, paling baik
even in the most favorable circumstances; under the best possible conditions
:
•
The car will get 20 miles per gallon at best.
Mobil itu akan mendapatkan 20 mil per galon paling banter.
•
His chances of winning are slim at best.
Peluangnya untuk menang paling banter tipis.