Egads
abbr. electronic ground automatic destruct sequencer (system for destroying malfunctioning missiles) 电子地面自动破坏程序装置（故障导弹摧毁系统）
🗣️ 情景例句
Have a nice flight.
祝您一路顺风。
To look up
仰视
Have you got a hat, sir?
先生，您有帽子吗？