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a road designed to accommodate two lanes of traffic in each direction, typically separated by a central barrier or grassy median
分隔高速公路
a road where traffic in both directions shares the same lanes without a physical barrier between them
未分隔高速公路
a network of highways that connects cities and states across the United States
州际公路
a two-lane road with added features like passing lanes or wider shoulders to enhance safety and traffic flow
超级二
a roadway equipped with advanced technology to enhance safety, efficiency, and connectivity for vehicles and drivers
智能高速公路
a type of road that is built above ground level, typically supported by pillars or columns
高架公路
a road designed for high-speed traffic with no intersections, direct property access, or traffic signals, and with entry and exit points managed by ramps
受控接入高速公路
a type of road system with separate lanes for local and fast-moving express traffic
地方-快速车道系统
a junction or exit that allows vehicles to leave the main road and access a different route or destination
出口
a circular intersection where traffic flows around a central island, also known as a roundabout
环形交叉口
an area where two or more roads join and all the traffic must move in the same direction around a circular structure
交通环形交叉口
a circular intersection with a central island where traffic flows in one direction around the island
环形交叉口
a small, usually triangular piece of land found where two roads or highways diverge or merge
边角地
a type of road junction where two roads intersect at right angles, forming four distinct sections or quadrants
四象限道路交叉口
a type of traffic junction where a road branches off from a main road, forming a T-shape
海鸥交叉口
a traffic design where left-turning vehicles are directed to merge into dedicated lanes before reaching the intersection
连续流交叉口
a junction where one road ends and meets another at a right angle, resembling the shape of the letter T
T字路口
a place at which a road meets a railroad, typically marked by gates, signals, or warning signs to alert drivers and pedestrians of approaching trains
铁路道口
a point where two or more roads meet at the same height, often requiring drivers to yield or follow specific traffic rules
平面交叉口
a place where a vehicle can switch from one highway to another without having to cross traffic
互通立交
a type of road junction where two major roads cross, and traffic flows through a series of intersections resembling the shape of a diamond
钻石互通
a type of road junction where traffic briefly crosses to the opposite side of the road before returning to its original side
发散的菱形交叉口
a structured road junction where drivers can change from one major road to another
定向互通立交
a type of road junction where highways or motorways intersect and cross over one another, resembling the shape of a cloverleaf
三叶草交汇点
a specific type of road junction where two highways cross, and all traffic movements are controlled by a single set of traffic signals located at a central point
单点城市交叉口
a type of road junction where different levels of highways cross over each other, allowing smooth traffic flow and minimizing congestion
堆栈交叉口
a type of road junction where one highway crosses over another, forming a trumpet-like shape
喇叭式交叉口
a busy intersection where many highways meet, with lots of ramps and bridges crossing over each other
复杂交叉口
a type of intersection design where instead of making a left turn directly, drivers first turn right and then make a U-turn at a designated spot further ahead
密歇根左转
an intersection where vehicles from four different directions must come to a complete halt and yield to others before proceeding
四向停
