NASA hit the challenge hard. The space agency built a bird radar to scan for flocks that could fly through a shuttle?s launch path and pose an impact risk.
NASA下定决心要解决这一问题，宇航局建立了一座鸟类雷达，以扫描航天飞机发射路径上是否有可能造成冲撞的鸟群。
Airborne pulse doppler weather radar could display clear colorized weather image dynamically on its screen and give pilots alarm about the extreme weather area to avoid risk betimes.
机载脉冲多普勒气象雷达则能够用清晰的图像实时显示出飞机前方的气象状况，并及时将极端天气的报警信息提供给飞行员，以提前躲避危险。
Regardless of if you follow the markets passively or actively, make sure some blockbuster economic reports are always on your radar lest you run the risk of getting blindsided by market sentiment.
不管你是主动地或被动地关注股市，你一定要常常读这几份有分量的财经报告，这样你就可以不会因市场波动而情绪用事了。
Regardless of if you follow the markets passively or actively, make sure some blockbuster economic reports are always on your radar lest you run the risk of getting blindsided by market sentiment.
不管你是主动地或被动地关注股市，你一定要常常读这几份有分量的财经报告，这样你就可以不会因市场波动而情绪用事了。
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