但是我们的调查表明,目前非洲国家只有不到一半的药店和售货亭具备口服补液盐,而锌片在许多地方根本无法获得。
But our surveys show that, at present, ORS is available in less than half of pharmacies and kiosks in African countries and zinc is not available at all in many places.
目前在世界的许多地方,你在租用汽车时都会获得一个导航系统,它是显示在屏幕上的一张小型电子地图,可以发出机器声音。
Now, in many parts of the world, when you hire a car, you get a navigation system — a little electronic map on a screen with a machine voice.
但他想让面板的寿命达到沥青公路寿命的3倍以上,目前,许多地方的沥青公路必须每隔10年重铺一次。
But he wants to make panels that last three times longer than asphalt roads, which have to be resurfaced every 10 years in many places.
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