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Sentence
Span Details
打製石器
chipped stone tool; flaked stone toolnoun
は
topic markergrammar
旧石器時代
Paleolithic; Old Stone Agenoun
に
direction, time, indirect object, or target markergrammar
広く
widely; extensively; broadlyadverb
使わ
use; make use of; employ; handle; spend; consume; speak-> 使うgodan verb
れ
passive, potential, or respect auxiliary-> れる/られるgrammar
た。
past tense or completed actiongrammar