放掉离合器，踩油门保持匀速。

Release the clutch while maintaining constant pressure on the accelerator.

youdao

然后飞机在自动驾驶仪的操控下飞几个小时，最后在800英尺以下，襟翼和起落架已经放下，由自动油门保持着速度，他解除自动驾驶操纵飞机着陆。

Then he might fly for hours on the autopilot and finally disengage it (MAYBE?) below 800 ft after the gear was down, flaps extended and on airspeed (autothrottle). Then he might bring it in to land.

youdao

在这一点上，提供了油门的立场是持续的，汽车会保持设定的速度。

At this point, provided the throttle position is sustained, the vehicle will maintain the set speed.

youdao