Airfields
n. （较小的无建筑的）飞机场( airfield的复数形式 )
🗣️ 情景例句
Yes. Yes, sir.
是的。是的。
Someone is working in the manhole.
有人在
It has been found that certain bats emit squeaks and by receiving the echoes,
人们发现，某些蝙蝠能发出尖叫声，