Analyzer
Sentence analysis
13Spans
Sentence
Span Details
彼
he; him; boyfriendpronoun
は
topic markergrammar
長年
many years; a long timenoun, adverb
に
direction, time, indirect object, or target markergrammar
渡り
cross over; go across; extend; span; cover; range-> 渡るgodan verb
この
this; last (couple of years, etc.); these; past; you (as in "you liar")-> 此のpre-noun adjective
分野
field; area; domain; branchnoun
で
location, means, or scope markergrammar
研究
research; study; investigationnoun, suru verb
を
object markergrammar
続け
continue; keep doing; keep up; continue to ...; keep on ...-> 続けるichidan verb, auxiliary
てき
change continuing toward the present point-> てくるgrammar
た。
past tense or completed actiongrammar