Analyzer
Sentence analysis
9Spans
Sentence
Span Details
谷
valley; ravine; gorge; canyonnoun
に
direction, time, indirect object, or target markergrammar
鉄橋
iron bridge; railway bridgenoun
を
object markergrammar
架する
span; lay across; build oversuru verb
工事
construction work; constructionnoun, suru verb
が
subject markergrammar
進ん
advance; go forward; move ahead; precede; go ahead; lead; make progress; improve; deepen; heighten; intensify; be fast (clock); be ahead; gain time; do willingly; do of one's own accord-> 進むgodan verb
でいる。
ongoing or resultant state-> ているgrammar