Nadc
abbr. Naval Air Development Center <美>海军航空研制中心
🗣️ 情景例句
I can believe that. One good thing about ping pong is that it doesn't need much space.
我几乎不敢相信。乒乓球最大的好处是不占地方。
Is this Empire 5-4093?
这是Empire5-4093吗？
but the paper was wrapped round a drum which rotated slowly.
根但是纸是卷在慢慢旋转的圆筒上的。