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为什么没有机器的帮助，霍金就不能说话和呼吸？
Why was Hawking unable to speak or breathe without the help of machines?
youdao
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由于有机器的帮助，我们能按时完成任务。
With the machine helping us, we could finish the work on time.
youdao
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由于有机器的帮助，我们能按时完成任务。
With the machine helping us, we could finish the work on time.
youdao