labor-saving
(adj.)省力
La·bor-sav·ing a. Saving labor; adapted to supersede or diminish the labor of men; designed to replace or conserve human and especially manual labor; as, labor-saving machinery; labor-saving appliances4; labor-saving devices like washing machines.
Syn: -- laborsaving.
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laborsaving
adj : designed to replace or conserve human and especially manual
labor; "laborsaving devices like washing machines"
[syn: laboursaving]