guardrail
n.栏杆,护轨
难易程度:
guardrail为短语/超纲词汇
guardrail
n[C]
a bar that is intended to prevent people from falling from a bridge, cliff etc
AmE a bar that is intended to prevent cars from going off the road in an accident
British Equivalent: crash barrier
a bar that is intended to prevent people from falling from a bridge, cliff etc
AmE a bar that is intended to prevent cars from going off the road in an accident
British Equivalent: crash barrier
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