Metacopina
后足亚目
🗣️ 情景例句
How long will it take to get some more in from the factory?
从工厂再运一些货过来要多久？
It's her birthday and she wants to gives us all a treat.
这是她的生日，她要款待我们大家。
but belongs to the air, travelling it may be six thousand miles to and from its northern nesting home, feeding its flown young as it flies,
在空中十分自如，可以飞行6，000英里，可以飞往北方做窝的老家，再从老家飞回；一边飞一边喂养会飞的雏燕，甚至在顶风时也能在气流中滑翔，似乎气流在帮它前进。