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Span Details
数学
mathematicsnoun
では
contrastive で + は; then; well thengrammar
よく
well; properly; skillfully; often; frequently; I'm glad that ...; thank you for ...; quite the nerve to; I don't know how you can ...-> 良くadverb
ギリシャ文字
Greek letter; Greek alphabetnoun
を
object markergrammar
使う。
use; make use of; employ; handle; spend; consume; speakgodan verb