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| 11. | Scientists say the noise from the boats leads to added stress on the animals, which are already coping with fewer salmon to eat and increasing pollution. |
| 科学家认为，如今海里大马哈鱼（鲸鱼的主要食物）的数量减少，环境污染日益严重，这些都对鲸鱼的生存造成了威胁，而船只噪音会对鲸鱼的生存造成更大的压力。 |
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| 12. | The yellowing or whitening of normally green plant tissue because of a decreased amount of chlorophyll, often as a result of disease or nutrient deficiency. |
| 缺绿病正常时为绿色的植物组织因为叶绿素数量减少而变黄或变白的现象，常常由于疾病或养分不足所致 |
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| 13. | leukopenia in which the decrease is primarily in number of neutrophils (the chief phagocytic leukocyte). |
| 嗜中性粒细胞数量减少的一种血球减少症。 |
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| 14. | They say the number of penguins have decreased by thirty percent since 1987. |
| 他们说自从1987年以来企鹅的数量减少了30%。 |
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| -- 来源 -- 英语听读练30’（初三） - Passage 9 Penguins Dying |
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| 15. | Regulation of wild animals and plants in such a way as to provide for their continuance. Efforts are aimed at preventing the depletion of present populations and ensuring the continued existence of the habitats targeted species need to survive. |
| 管理野生动、植物使之成为一种自然资源而继续存在下去。这种努力的目的是在于不使目前的物种数量减少,也确保濒危品种得以生存下来。 |
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| 16. | "chlorosis.The yellowing or whitening of normally green plant tissue because of a decreased amount of chlorophyll, often as a result of disease or nutrient deficiency." |
| 缺绿病:正常时为绿色的植物组织因为叶绿素数量减少而变黄或变白的现象,常常由于疾病或养分不足所致. |
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| 17. | As part of the Healthy People 2010 program, the federal government has committed to halving the number of sedentary individuals by the end of the decade. |
| 作为2010年“健康国民”计划的一部分，联邦政府已保证到这个十年期的最后阶段将把久坐不运动的人口数量减少一半。 |
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| 18. | Together, the switch and adapter can cut down on the number of packets the server must process. |
| 交换机和适配器一起可以把服务器必须要处理的包的数量减少。 |
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| 19. | The goal is to reduce the number of infected babies by 40%. |
| 目标是使受感染婴儿的数量减少40%。 |
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| -- 来源 -- 交互式慢速英语-冬季号 - U.S. Money for AIDS in Africa |
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| 20. | Greeks are said to be feeling the pinch after joining the euro single currency, while foreign visitors are though to have been put off by security concerns, fears of over-pricing and the sluggish world economy. |
| 据说,在加入欧元统一货币体系后,希腊人在经济上感到吃紧。对安全问题,过高的价格的担心和世界经济不景气使得外国游客的数量减少。 |
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