单词：case-hardened steels
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When Boris left school, he could not find a job. He tried hard and pestered his relatives, but they had problems of their own. He answered advertisements until he could not afford to buy any more stamps. More than twenty chief clerks told him in diff
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Next came the housing problem. 接下来是解决住房的问题。 This was simple. Many animals were in the habit of sleeping in dark caves. 这很简单。许多动物都有睡黑乎乎的山洞的习性。 Man now followed their example, drove th
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Voice 1 Thank you for joining us for todays spotlight. Im Joshua Leo. Voice 2 And Im Liz Waid. Spotlight uses a special English method of broadcasting. It is easier for people to understand no matter where in the world they live. Voice 1 Recently, I
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