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Sentence analysis
8Spans
Sentence
Span Details
当時
at that time; in those daysnoun, adverb
は
topic markergrammar
ショートメッセージサービス
short message service; SMSnoun
が
subject markergrammar
主な
main; chief; principal; importantpre-noun adjective
連絡
contact; communication; getting in touch; connection; transfer; meeting (of transport); relation; link; connection (between matters)noun, suru verb
手段
means; way; methodnoun
だった。
past copulagrammar