adj. 节省劳力的,省力

的
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emergency brake,
emergency exit,
emergency medicine,
emergency procedure,
emergency room,
emergency-off,
emergent,
emergent evolution,
emergicenter,
emerging,
相似单词
laborious,
laboriously,
Laborism,
Laborist,
laborite,
laborsaving,
labor-saving,
laborsome,
Laboulbeniales,
labour,