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self-lubrication [ˌsεlfˌluːbrɪ'keɪʃn]
auto. 润滑
met. 自润滑
oil 自动润滑
refrig. 自行润滑
tech. 自身润滑
self lubrication
wind. 自润滑
self-lubrication: 6 phrases in 3 subjects
Automobiles1
Metallurgy2
Technology3