碟形卫星天线的定向性非常强。Dish aerials are highly directional.你一定向他吹 —— ”You must have bragged to him - "那些在平面上定向的氢叫做平伏氢.Those that are aligned in the place are called equatorial hydrogens....

“定向”的拼音为：dìng xiàng...

“定向”的英语可以翻译为：directional，orient，orientation，sense of orientation ...