guardrail
guardrail — noun
1. a metal or wooden barrier fixed along the edge of a road, bridge, balcony, or st
a metal or wooden barrier fixed along the edge of a road, bridge, balcony, or staircase to stop people or vehicles from going off the side or into a dangerous area
The metal guardrail on the mountain road stopped the bus from sliding off the cliff.
collocation: metal guardrail
Renata gripped the wooden guardrail as she made her way down the steep staircase.
collocation: wooden guardrail
After last year's crash, the city installed a stronger guardrail along the river bridge.
Hugo leaned on the balcony guardrail and watched the children play in the park below.
A driver spotted a loose guardrail on the highway and called the police.
- crash barrier
British English term for roadside guardrails on high-speed roads; heavier-duty than a standard guardrail
- safety rail
slightly broader term; can also refer to rails inside buildings or on machinery
- railing
more general term for any fence-like barrier; not specifically designed for vehicle impact
用法筆記
For roadside versions on motorways and expressways, British English more commonly uses 'crash barrier'. 'Guardrail' is the standard term in American English and is also widely understood in British English.