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oil free
avia. 不含滑油
busin. 无油的
compr. 无油
oil-free
gen. 无油的
tech. 缺油的
oil free: 59 phrases in 17 subjects
Automobiles1
Aviation1
Chemistry3
Compressors8
Dermatology1
Electronics1
General2
Geology1
Nautical1
Oil / petroleum13
Oil processing plants1
Perfume3
Polygraphy1
Polymers3
Refrigeration1
Space2
Technology16