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Sentence
Span Details
生物兵器
biological weapon; bioweaponnoun
による
by; due to; depending ongrammar
攻撃
attack; assault; offensive; criticism; condemnation; cyber attacknoun, suru verb
が
subject markergrammar
懸念
concern; worry; anxiety; fearnoun, suru verb
され
passive, potential, or respect auxiliary-> されるgrammar
ている。
ongoing or resultant stategrammar