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Sentence
Span Details
レキシカル
lexicalna-adjective, noun
アプローチ
approach; method; way of dealing with; run-up; inrun; access; path leading to; approach shotnoun, suru verb
は
topic markergrammar
語彙
vocabulary; lexiconnoun
習得
learning; acquisitionnoun, suru verb
に
direction, time, indirect object, or target markergrammar
有効
valid; effective; in effect; yuko (judo)na-adjective, noun
とされる。
is regarded as; is said to begrammar