2014-04-18 High Tech Aids Search and Rescue
From VOA Learning English, this is As It Is Saturday. I’m Anna Matteo. Improvements in technology can save lives. Stronger buildings do not fall during storms and earthquakes. Warning systems…
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From VOA Learning English, this is As It Is Saturday. I’m Anna Matteo. Improvements in technology can save lives. Stronger buildings do not fall during storms and earthquakes. Warning systems…