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An animal species becomes extinct when it fails to produce enough young in each generation to keep pace with the death rate.
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一种动物如果不能在每一代都生下足够的后代来与死亡率抗衡的话，它们将走向灭绝。 |
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An animal species becomes extinct when it fails to produce enough young is each generation to keep pace with the death-rate.
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不论何种动物，只要每一代不能繁殖出足够的后代，不能与这种动物的死亡数字相平衡，那么这种动物就会逐渐灭绝。 |
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An animal species will become extinct if it fails to produce enough young in each generation.
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一个动物物种如果不能在每一代生育足够数量的后代,那它就要灭绝. |
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An animal species will extinct ,if enough offspring can not be procreated in every generation.
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一个动物物种如果不能在每一代生育足够数量的后代,那它就要灭绝. |
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An animal without horns, especially a cow.
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无角的动物没有角的动物，尤指母牛 |
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An animal's viscera or internal organs, especially the heart, liver, and lungs.
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内脏尤指心脏、肝脏和肺等动物的内脏或内部器官 |
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An animal, such as a leech, that sucks blood.
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吸血动物吸血的动物，例如蚂蟥 |
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An animal, such as an insect or a mollusk, that lacks a backbone or spinal column.
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无脊椎动物缺少脊骨或脊柱的动物，例如昆虫或软体动物 |
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An animals species will become extinct if it fails to produce enough young in each generation.
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一个动物物种如果不能在每一代生育足够数量的后代,那它就要灭绝. |
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An animated Olympics logo has been removed from its official website after complaints it triggered epileptic seizures.
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在遭到会引发癫痫症的投诉后,奥林匹克的动画标志从它的官方网上撤了下来. |
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An animated Spanish or Spanish-American dance in triple time.
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方丹果舞一种三拍西班牙或西班牙－美国人跳的舞蹈 |
