in a forward direction; "go ahead"; "the train moved ahead slowly"; "the boat lurched ahead"; "moved onward into the forest"; "they went slowly forward in the mud"順方向に前方へ
例:moved onward into the forest 森林の中を前進する
forward in time or order or degree; "from that time forth"; "from the sixth century onward"時間または順序または程度が進んでいる将来