Words and phrases, when correctly translated, mean the same thing in all languages.
It means the comments you put are optional, you don't have to comment
recommended but optional
promotion code optional for credit card
Something that can be chosen but is not required. For instance, you can have a hamburger, but do not need to have pickles on it, they would be optional.
Optional means not required(you don't have to) but you could if you wanted to.
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it means cheese
Poland is located in Europe. Central-Europe to be more specific.
You mean voluntary right?It means willing to or optional. It means pertaining to, and undertaken.
La soirée means the evening; 'black tie optional' are English words.
No
No