And they can stay in the air for more than a week, whereas most drones fly for no more than 30 hours at a time.
气球飞艇能在空中停留一个多星期，而多数无人机一次最多只能飞行30小时。
Because those employees can stay in touch with work, read and respond to email, view attachments, and create documents no matter where they are, they become more productive.
因为那些雇员能够跟工作保持接触，可随时阅读并回复电子邮件、浏览附件，并创建文档，他们变得更具生产力。
When you can no more hold me by the hand, Nor I half turn to go, yet turning stay.
虽然诗人意识到，生死两地，“你已不能再把我的手紧握，我也不能再犹豫着，欲去还留。”
But now I get to know that once I find myself really in such a place, I can stay in peace for no more than 3 days.
可现在也终于知道，原来，真让我来到这样一个地方，我也只能忍受三天而已。
But now I get to know that once I find myself really in such a place, I can stay in peace for no more than 3 days.
可现在也终于知道，原来，真让我来到这样一个地方，我也只能忍受三天而已。
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