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Span Details
ABCD包囲網
ABCD encirclement-> ＡＢＣＤ包囲網noun
は、
topic markergrammar
日本
Japannoun
が
subject markergrammar
真珠湾攻撃
Attack on Pearl Harbornoun
に
direction, time, indirect object, or target markergrammar
踏み切る
take off; jump; leap; take the plunge; decide; embark on; step out of the ringgodan verb
一因
one cause; one factor; one reasonnoun
と
quotation, conditional, companion, or and markergrammar
される。
passive, potential, or respect auxiliarygrammar