中文翻译与英英解释

(船的)全速。

flank:    n. 1.协腹，腰窝。 2.【建筑】厢房，侧翼建筑物。 ...

speed:    n. 1.快，迅速。 2.速率，速度。 3.(汽车的)变 ...

Flank speed is a nautical term referring to a ship's true maximum speed, beyond the speed that can be reached by traveling at full speed. Usually, flank speed is reserved for situations in which a ship finds itself in imminent danger, such as coming under attack by aircraft.