- 
枢
樞
shu1
 
- hinge; pivot
 
| strokes | 
15 | 
| radical | 
 | 
| strokes after radical | 
11 | 
- 
户枢不蠹
戶樞不蠹
hu4 shu1 bu4 du4
 
- lit. a door hinge never becomes worm-eaten; constant activity prevents decay (idiom)
 
- 
交通枢纽
交通樞紐
jiao1 tong1 shu1 niu3
 
- traffic hub
 
- 
灵枢经
靈樞經
ling2 shu1 jing1
 
- the Divine Pivot or Spiritual Pivot, ancient Chinese medical text
 
- 
流水不腐,户枢不蠹
流水不腐,戶樞不蠹
liu2 shui3 bu4 fu3 - hu4 shu1 bu4 du4
 
- lit. flowing water does not rot, nor a door-hinge rust (idiom); fig. constant activity prevents decay
 
- 
枢机
樞機
shu1 ji1
 
- cardinal (Catholicism)
 
- 
枢机主教
樞機主教
shu1 ji1 zhu3 jiao4
 
- cardinal (of Catholic church)
 
- 
枢密院
樞密院
shu1 mi4 yuan4
 
- privy council
 
- 
枢纽
樞紐
shu1 niu3
 
- hub (e.g. of traffic network); hinge; pivot; fulcrum
 
- 
枢垣
樞垣
shu1 yuan2
 
- censorate
 
- 
枢轴
樞軸
shu1 zhou2
 
- pivot; fulcrum
 
- 
天枢
天樞
tian1 shu1
 
- alpha Ursae Majoris
 
- 
天枢星
天樞星
tian1 shu1 xing1
 
- alpha Ursae Majoris in the Big Dipper
 
- 
要枢
要樞
yao4 shu1
 
- important traffic hub; key crossroad
 
- 
中枢
中樞
zhong1 shu1
 
- center; backbone; hub (e.g. of transport network); the central administration
 
- 
中枢神经系统
中樞神經系統
zhong1 shu1 shen2 jing1 xi4 tong3
 
- central nervous system, CNS