Duads
Duluth Air Defense Sector <美国>德卢斯空军防务部
🗣️ 情景例句
What does NATO stand for?
NATO代表什么？
Please call me and let me know.
请打电话告诉我。
By 12.01, those fluctuations will already have created small errors one foot away.
到12∶01时，那些波动就已经会在1英尺远的地方造成偏差。