Analyzer
Sentence analysis
12Spans
Sentence
Span Details
潜水艦
submarinenoun
は
topic markergrammar
ソナー
sonarnoun
を
object markergrammar
使っ
use; make use of; employ; handle; spend; consume; speak-> 使うgodan verb
て
connective te-formgrammar
海底
bottom of the ocean; seafloor; seabed; undersea; submarinenoun, noun-modifying
の
possession, attribution, nominalizer, or nominal linkergrammar
地形
terrain; topography; geographical featuresnoun
を
object markergrammar
調べ
examine; look up; investigate; check-> 調べるichidan verb
た。
past tense or completed actiongrammar