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油渍 yóuzì
gen.	grease-spot
archit.	smear
chem.	oil patch
dril.	oil spotting
interntl.trade.	oil stain
met.	grease mark; grease spots; oil Stain (污，斑)
tech.	grease smudge; grease spot; grease stain; oil mark
textile	oil spot; oily gout; oily stain; oily stains

油渍: 60 phrases in 14 subjects

Animal husbandry	1
Architecture	3
Aviation	1
Business	1
Chemistry	1
Electronics	6
Fish farming pisciculture	1
General	3
International trade	2
Metallurgy	2
Oil / petroleum	2
Space	1
Technology	29
Textile industry	7