名词
中文翻译：无线电地平线
同义词：
['radio horizon', 'radio horizon line']
例句：
-
1.The pilot was able to spot the radio horizon before he reached it.
飞行员在到达之前就看到了无线电地平线。
-
2. The ship's radar could not detect the radio horizon.
船的雷达无法探测到无线电地平线。
-
3.The astronaut used a radio horizon to navigate during the long journey.
宇航员在长途旅行中利用无线电地平线导航。