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pīnyīn
ㄅㄆㄇㄈ
yāpiànzhànzhēng
the Opium Wars of 1840-1842 and 1860-1861
鸦片战争 (鴉片戰爭)
YāpiànZhànzhēng
Not found in HSK word list
25344th most common word in books
CC-CEDICT