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氮氧化物
dànyǎnghuàwù
1. nitrogen oxide

Character Breakdown

氮
dàn
nitrogen
12 丶
氧
yǎng
oxygen
HSK 6 10 丶
化
huà
to change, to convert, to reform; -ize
HSK 3 4 丶
物
wù
thing, substance, matter; creature
HSK 3 8 丶

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Category
Chinese