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Sentence analysis
10Spans
Sentence
Span Details
この
this; last (couple of years, etc.); these; past; you (as in "you liar")-> 此のpre-noun adjective
ウイルス株
virus strain; viral strainnoun
は
topic markergrammar
継代
-noun
培養
culture; cultivation; cultivation of plants; growing; raising; cultivation of a skill; nurture; developmentnoun, suru verb
に
direction, time, indirect object, or target markergrammar
よって
therefore; consequently; accordingly-> 因ってconjunction
弱毒化
attenuation; weakeningnoun, suru verb
され
passive, potential, or respect auxiliary-> されるgrammar
た。
past tense or completed actiongrammar