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- On striking the earth, the sky wave bounces back again. 一打到地面，天波又弹跳回来。
- Inevitably, some technically difficult problem must be solved, including the variety of speed about tropospheric propagation, the sky wave disturbance and the near-far problem. 但是,不可避免的遇到几个技术难题,包括无线电传播速度变化的影响,天波干扰问题,以及远近效应问题。
- The huge trees were profiled against the night sky. 在夜空的映衬下显出大树的轮廓。
- You can see stars in clusters in the night sky. 你可以看到夜空中的星群。
- Stars are brilliant in the clear night sky. 星星在晴朗的夜空闪亮。
- The stars in the night sky are innumerous. 夜空中的星星数不清。
- A beacon flamed out against the night sky. 灯塔在夜空衬托下闪亮。
- sky wave propagation for low frequency 低频天波传播
- The stars in the night sky are innumerable. 夜空中的星星数不清。
- a sky wave that is reflected by the ionosphere 通过电离层反射回来的天波
- The stars flashed in the night sky. 夜空中群星闪烁。
- Searchlights probed the night sky. 探照灯探查夜空。
- high-frequency sky wave field strength 高频天波场强
- Call the night watchman if there is any trouble tonight. 如果今晚发生什么麻烦，就打电话找夜班警卫。
- a sky wave that is reflected by the ionosphere. 通过电离层反射回来的天波。
- "Near-Vertical Incidence Sky wave"antenna “NIVS”天线
- Sky Wave Synchronized Long Range Aid to Navigation 天波同步远程导航辅助设备
- The soldier rigged up a shanty for a night's rest. 士兵们临时胡乱搭起了一间小屋过夜。
- The enemy kept up their bombardment day and night. 敌军一直日夜不停地狂轰滥炸。
- sky wave over the horizon radar(SWOTHR) 天波超视距雷达
