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The expected value of a positive integral power of a random variable. The first moment is the mean of the distribution.
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矩,动差任意变量的正整数功效的期望值。第一个矩是分配的平均数 |
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The expedition covered a lot of ground.
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探险队到过很多地方. |
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The expedition has postponed its departure to the Antarctic.
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到南极的探险队,已经延后出发的时间。 |
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The expedition into the jungle was fraught with danger.
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到原始森林去探险充满了危险。 |
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The expedition suffered all the rigors of a Canadian winter.
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这支探险队饱受了加拿大严冬的折磨。 |
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The expedition suffered all the rigours of a Canadian winter.
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这支探险队饱受了加拿大严冬的折磨。 |
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The expedition through the jungle was fraught with difficulties and danger.
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穿越森林的探险充满了艰辛和危险。 |
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The expedition was scheduled to take around 60 days - but 47-year-old Rosie was picked up after enduring a long, chilly 84 days on the shifting ice cap.
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现年47岁的斯坦斯原定大约用60天时间来完成冒险计划,但她在湿滑的冰层上走了84天还没有完成目标后,就选择了放弃。而她最终离自己的终极目标还有89英里。 |
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The expedition was sponsored by a French firm.
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那次远征是由一家法国公司赞助的。 |
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The expelled man repelled billions of rebellions.
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遭到驱逐的男子击退了数十亿次叛乱. |
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The expendability of this force's human material is one of the enabling factors toward this end.
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而之所以可以这么做,其中一个重要因素是中共军队具有足可消耗的人力。 |