interchangeably

US /ˌɪn.t̬ɚˈtʃeɪn.dʒə.bli/
UK /ˌɪn.t̬ɚˈtʃeɪn.dʒə.bli/
1.

상호 교환 가능

in a way that can be exchanged without making any difference or without being noticed:

:
The fuels can be mixed or used interchangeably