once in Russian
once in Russian
оди́н раз
(frequency) One and only one time.
одна́жды
(frequency) One and only one time.
когда́-то
(temporal location) Formerly; during some period in the past.
ра́нее
(temporal location) Formerly; during some period in the past.
ра́ньше
(temporal location) Formerly; during some period in the past.
как то́лько
As soon as; when; after.