它们使人们不再从事一开始就不该从事的危险而枯燥的工作，并使他们能就业于更高技能要求、更高报酬的位置。
They remove people from dangerous and boring jobs they shouldn't have been doing in the first place, and put them in higher-skilled, higher-paying positions.
它们使人们不再从事一开始就不该从事的危险而枯燥的工作，并使他们能就业于更高技能要求、更高报酬的位置。
They remove people from dangerous and boring jobs they shouldn't have been doing in the first place, and put them in higher-skilled, higher-paying positions.
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