(1)道路(通行)规则
法律或长期沿袭习惯所确立的道路规则，调整公路上车辆与行人的权利义务关系，其目的在于防止或减少碰撞等事故的发生。

(2)小型船舶的航行规则(→traffic regulation)

• shadow area
• shadow cabinet
• Shadow Ministry
• Shadow President
• Shakers
• shall go
• sham
• sham answer
• sham bidder
• sham contract
• sham conviction
• sham defense
• sham gift
• sham marriage
• sham pleading
• shanghai law
• share
• share and share alike
• share certificates
• sharecropper
• sharecropping
• shared monopoly
• shareholder oppression
• shareholder's derivative suit
• share lease