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
and wrote to his wife Martha.
给他妻子Martha写信。
Don't be afraid.
不用担心！
She was injured badly in the accident.
她在这次意外中受到重伤。