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Guardrail
01
护栏
a barrier along the edge of a road or bridge to stop cars from going off the road
例子
The guardrail saved the car from plunging into the ravine.
They installed a new guardrail along the sharp curve.
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.
