expression, adverb taking the 'to' particle
constantly eastward; ever eastward
A set phrase describing continuous movement or orientation toward the east, often with a poetic or emphatic tone. Used adverbially, frequently with と.
旅人は東へ東へと歩き続けた。
The traveler kept walking ever eastward.
台風は東へ東へと進んでいる。
The typhoon is moving constantly eastward.