Unit96：Sentence 96

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As recently as 1993

早在1993年

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engineers

工程师（复数）

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made

make（过去式）: 制造

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a major breakthrough

重大突破

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engineers made a major breakthrough

工程师们取得了一项重大突破

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As recently as 1993 , engineers made a major breakthrough

就在1993年，工程师们取得了一项重大突破

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by

通过

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discovering

discover（现在分词）: 发现

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so called

所谓的

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turbo codes

涡轮码

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by discovering so called turbo codes

通过发现所谓的涡轮码

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As recently as 1993 , engineers made a major breakthrough by discovering so called turbo codes

就在1993年，工程师们通过发现所谓的涡轮码取得了重大突破

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which

哪个（关系代词的作用说明）

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come very close to

非常接近于

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Shannon's ultimate limit

Shannon的极限

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which come very close to Shannon's ultimate limit

这些码非常接近香农的极限

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As recently as 1993 , engineers made a major breakthrough by discovering so called turbo codes which come very close to Shannon's ultimate limit

就在1993年，工程师们取得了重大突破，发现了所谓的Turbo码，这种编码几乎达到了香农极限

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for

为了

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the maximum rate

最大速率

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for the maximum rate

即最大速率

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As recently as 1993 , engineers made a major breakthrough by discovering so called turbo codes which come very close to Shannon's ultimate limit for the maximum rate

就在1993年，工程师们取得重大突破，发现了所谓的涡轮码，这种编码几乎达到了香农提出的最大速率极限

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that data

那些数据

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can be transmitted

可以被传输

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reliably

可靠地

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that data can be transmitted reliably

数据可以可靠传输的速率

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As recently as 1993 , engineers made a major breakthrough by discovering so called turbo codes which come very close to Shannon's ultimate limit for the maximum rate that data can be transmitted reliably

就在1993年，工程师们取得了重大突破，他们发现了所谓的涡轮码，这种编码几乎达到了香农提出的数据可靠传输最大速率的理论极限

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and

和

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now

现在

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play a key role

发挥关键作用

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and now play a key role

现在发挥着关键作用

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As recently as 1993 , engineers made a major breakthrough by discovering so called turbo codes which come very close to Shannon's ultimate limit for the maximum rate that data can be transmitted reliably , and now play a key role

就在1993年，工程师们取得重大突破，发现了所谓的涡轮码，这种编码几乎达到了香农提出的数据可靠传输最大速率的理论极限，如今已成为关键技术

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in

在...里

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the mobile videophone revolution

移动可视电话革命

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in the mobile videophone revolution

在移动可视电话革命中

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As recently as 1993 , engineers made a major breakthrough by discovering so called turbo codes which come very close to Shannon's ultimate limit for the maximum rate that data can be transmitted reliably , and now play a key role in the mobile videophone revolution

早在1993年，工程师们便取得一项重大突破：发现了所谓的Turbo码（涡轮码），其性能已极为接近香农极限——即数据可靠传输的最大速率理论值如今，这项技术已成为移动视频电话革命的核心支柱。