28. This factory bought a labor-saving ______ to cut down the burden on its workers.
(A) device
(B) virus
(C) task
(D) logo
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統計: A(1613), B(85), C(190), D(49), E(0) #2136548
統計: A(1613), B(85), C(190), D(49), E(0) #2136548
詳解 (共 4 筆)
#3728735
labour-saving 節省勞動的
cut down 減少,縮減
burden (n)負擔
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