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烟炱 yāntái
met. soot; soot black
tech. smut
烟炱〔黑,灰,炭,垢〕 yāntái
gen. soot
烟炱〔黑〕 yāntái
chem. smoke black
烟炱
: 7 phrases in 4 subjects
General4
Oil / petroleum1
Space1
Textile industry1