top-up
дополнительный, добавочный
That serves as an additionThat serves as an addition
US/tˈɑpˌʌp/
Meaning
1 senses(not comparable)That serves as an addition
English university students will have to pay top-up fees.
доба́вочныйdobávočnyj, дополни́тельныйdopolnítelʹnyj
Translations
2 languagesРусский
By meaning 1
additional: