The D-series’s twin tails are, in total, 70% lighter than a 737’s single one.

D系列的双垂尾总量和比737的单垂尾轻70%。

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His uncle said he 'd never get married; he' s a confirmed bachelor.

他叔叔说他永久不会完婚，由于他过惯了独身生存。

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The outside guard called, 'It's okay, Al. D. A. 's office. '

门口的卫兵喊：“没事，艾尔。是检察官办公室派来的。”

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The outside guard called, 'It's okay, Al. D. A. 's office. '

门口的卫兵喊：“没事，艾尔。是检察官办公室派来的。”

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