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Guardrail
01
护栏, 防护栏
a barrier along the edge of a road or bridge to stop cars from going off the road
guard
rail
guardrail
n
例子
They installed a new guardrail along the sharp curve.
The guardrail saved the car from plunging into the ravine.
He noticed damage to the guardrail after the accident.
She leaned against the guardrail to enjoy the view.
The guardrail was painted bright yellow for visibility.