1.But beyond Hollywood, the best that engineers have been able to come up with to see inside buildings are devices that use radar.
然而在现实生活中，工程师们研究出的最好的透视设备是使用雷达。
2.Use radar for fixing position and parallel indexing where possible.
在可能的航区要使用雷达定位和平行线避险法。
3.Scientists would use radar to search for liquids under the ice.
科学家们将使用雷达搜索液体在冰下。