Analyzer
Sentence analysis
7Spans
Sentence
Span Details
調査
investigation; examination; inquiry; surveynoun, suru verb
範囲
extent; scope; rangenoun
を
object markergrammar
絞る
wring out; squeeze; press; extract; milk; rack one's brains; strain one's voice; extort; exploit; squeeze money from; scold severely; chew out; rake over the coals; train hard; drill; put through rigorous practice; narrow down; whittle down; focus; draw tight; tighten; gather up; stop down a lens; reduce the aperture; turn down; lower; draw a bow; bend a bow; hold down; constrict; immobilizegodan verb
必要
necessary; needed; essential; necessity; need; requirementna-adjective, noun
が
subject markergrammar
ある。
be; exist; have; possess; there is available; be located; be situated; be equipped with; have as a facility or feature; happen; take place; come about; be in a completed state; be left as done-> 有るgodan verb, auxiliary