英语翻译 请在飞机完全起飞之前系好安全带 请问这段话在飞机上的广播原话是什么?

原话应该是
Please remain seated with your seat belt fastened until the seat belt sign is turned off.
好像没有完全起飞之前,只有完全停稳后： Please remain seated with your seatbelt fastened until the plain comes to a complete stop at the gate.

fasten your seat belt 之类的是中国英语