origin of dragon dance，关于舞龙的由来，民间传说有好几个版本，这只是其中之一，中英文对照，用词简单。
one day, the dragon king’s was suffering from terrible back pain and it was more than he could endure.
传龙王背痛得受不了了。
in the dragon palace there was no medicine that could cure the back pain.
在龙宫里有没有药可以治背痛。
the dragon king decided to disguise himself as an old man to seek medical help.
于是龙王把自己乔装成一个老人出去求医。
when the doctor felt the pulse of the old man he sensed something really strange and said: "you are not the human!"
医生诊脉时，觉得龙王的脉象异常说道："不是凡人"。
the dragon king’s look of dismay could not conceal the truth.
龙王一脸惊慌，但却无法隐瞒真相。
he told the doctor the truth and the reason for his visit.
于是就跟医生说了实话，也说了他来求医的原因。
