枢[shū] 基本解释：
新英汉大词典：
- 枢(樞)[shū]
- 名词- (门上的转轴) door-hinge:
Running water is never stale and a door-hinge never gets worm-eaten.流水不腐，户枢不蠹。
- （重要的或中心的部分） pivot; hub; centre:nerve centre神经中枢
以上内容来源于：《新汉英大辞典》
例句与用法：
A device used to determine geographic direction, usually consisting of a magnetic needle or needles horizontally mounted or suspended and free to pivot until aligned with the magnetic field of Earth.
A movable keel in a sailboat that can be pivoted upward to reduce the boat's draft in shallow water.
A vertical bolt that joins the body of a wagon or other vehicle to its front axle and usually acts as a pivot.
枢的其他解释: