Afds
abbr. 自动驾驶飞行指引系统（Autopilot Flight Director System）；北京德语培训中心
🗣️ 情景例句
I hear Boswell
我听说Boswell
To know one's self is true progress.
能有自知之明就是真正的进步。
Two main techniques have been used for training elephants,
驯象有两种主要的方法，