在俯卧姿势，将骨盆转到右边然后再到左边。
In the prone position, turn your pelvis to the right and then to the left.
蝶泳：一种泳姿。即采用俯卧姿势，双臂同时在水面之上前挥划水，结合身体做海豚式打水。
Butterfly: a stroke made in the prone position where both arms are lifted simultaneously out of the water and flung forward, in combination with the dolphin kick.
作为2004年国际自行车设计大赛的决赛车辆，这辆由布莱尔·哈斯蒂（BlairHasty）手工制作的自行车采用俯卧位将骑手从卧姿时背部受压的情况下解脱出来。
A finalist in the 2004 International Bicycle Design Competition, Blair Hasty crafted his bike to take the pressure off of a rider's back by seating them in a prone position.
作为2004年国际自行车设计大赛的决赛车辆，这辆由布莱尔·哈斯蒂（BlairHasty）手工制作的自行车采用俯卧位将骑手从卧姿时背部受压的情况下解脱出来。
A finalist in the 2004 International Bicycle Design Competition, Blair Hasty crafted his bike to take the pressure off of a rider's back by seating them in a prone position.
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