单词coccyx
n.: 尾骨
网络: 尾椎；尾椎骨；尾骨问题
尾骨:
the small bone at the bottom of the spine
【解剖学】尾骨
尾臀骨
复数：coccyxes
These patients should be few sitting on the pillow or other support the thing on, lest increase the pressure, aggravate symptoms coccyx.
此类患者应少坐于枕上或其他支持物上，以免增加尾骨部压力，加重症状。
There is only one reason for a dog to sway its tail back and forth, its coccyx can be moved back and forth. But in fact, this is impossible.
狗想前后摇摆它的尾巴只能有一个理由，它的尾骨可以前后的运动，但实际上，并不可能的。
Firm your scapulas against your back torso, lengthen your coccyx toward the floor, and arch your upper torso back slightly.
把肩胛稳固于躯干后侧，向地板方向拉长尾骨，并把躯干上部往后轻轻地拱起。
So take a moment to pause and sit on your coccyx, the bone that was once a tail.
所以停下来，坐在那个曾经是我们的尾巴的尾骨之上思考一下。
One striking example of an atavism is the human coccyx, or tailbone, which is a relic of the mammalian tail.
关于返祖的一个有力例证就是人类的尾骨，它是哺乳动物尾巴的遗留物。
The coccyx is the remnant of what was once a human tail.
尾骨是人类尾巴的遗留物。
Image studies demonstrated a cystic lesion of the coccyx.
影像资料研究显示尾骨区有一囊性占位。
Normally, they regress into four to five fused vertebrae (the coccyx).
通常情况下，它们回归为四到五块融合在一起的椎骨（尾骨）。
The coccyx is a small bone at the base of the spine.
尾骨是脊骨底部的一块小骨。
The coccyx also supports the position of the anus.
此外尾骨对肛门也有好处。