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Sentence analysis
10Spans
Sentence
Span Details
この
this; last (couple of years, etc.); these; past; you (as in "you liar")-> 此のpre-noun adjective
区間
section; segment; stretch; intervalnoun, noun suffix
は
topic markergrammar
複線
double track; two-track linenoun
化
-ization; -ification; change intosuffix
の
possession, attribution, nominalizer, or nominal linkergrammar
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