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- They picked up the yacht on their radar screen. 他们在雷达屏上看到了那艘游艇。
- He was too poor to buy an astronomical telescope. 他太穷了，买不起天文望远镜。
- The radar scanned the sky for enemy planes. 雷达密切监视天空，搜索敌机。
- The watchtower followed the aircraft by radar. 瞭望塔通过雷达追踪这架飞机的行踪。
- Enemy ships were detected on the radar screen. 敌舰的影像已显现在雷达(屏幕)上。
- Astronomical radar 天文雷达
- The signal was picked up by a downrange radar station. 该信号被试验飞行方向之内的雷达站收到了。
- A gunboat was detected by the radar. 雷达探测出一炮艇。
- Enemy aircraft were detected by our radar. 敌机被我方雷达发现。
- The ship was provided with radar equipment. 那船装有雷达设备。
- Astronomical sums of money will be needed for this project. 这项工程需要异常庞大数额的资金。
- There are enemy aircraft on the radar screen. 雷达萤屏上出现了敌人的飞机。
- Our radar pinpointed the attacking planes. 我们的雷达确定了来袭敌机的精确方位。
- The price of this gem is expensive -- as much so as astronomical figures. 这个宝石的价格十分昂贵－－简直是个天文数字。
- Radar is used to detect objects in the air or at sea. 雷达被用来探测空中或海上的目标。
- A reflected wave received by a radio or radar. 反射波收音机或雷达接收到的反射波
- His wife was astonished at the astronomical sum of money he had spent. 他的妻子被他花的天文数字的钱款惊呆了。
- Some enemy planes were picked up by our radar installations. 几架敌机被我们的雷达装置发现了。
- Radar technology; a radar installation. 雷达技术; 一个雷达站
- They mounted an astronomical telescope on the roof. 他们把天体望远镜装在屋顶上。
