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Sentence analysis
9Spans
Sentence
Span Details
この
this; last (couple of years, etc.); these; past; you (as in "you liar")-> 此のpre-noun adjective
数列
sequence; progression; several lines; several rowsnoun
は
topic markergrammar
等比数列
geometric progression; geometric sequencenoun
で、
location, means, or scope markergrammar
公比
common ratio; geometric rationoun
は
topic markergrammar
2
-です。
be; is; arecopula, auxiliary
出洲ですspit of land; sandspit