Analyzer
Sentence analysis
7Spans
Sentence
Span Details
第二
secondnoun, no-adjective
言語獲得
language acquisitionnoun
の
possession, attribution, nominalizer, or nominal linkergrammar
研究
research; study; investigationnoun, 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