guardrail
Longman Dictionary of Contemporary English 5++LDOCE 5++guard·rail /ˈɡɑːd-reɪl $ ˈɡɑːrd-/ noun [countable] 1. DHa bar that is intended to prevent people from falling from a bridge, cliff etc 〔桥、悬崖等的〕护栏，扶栏2. TTC American English a bar that is intended to prevent cars from going off the road in an accident 〔防止汽车在交通事故中冲出公路的〕防撞护栏 SYN British English crash barrier →5 see picture at 见图 rail1
Examples from the Corpus
guardrail• The bridge, with its low concrete guardrails, was about ten yards ahead.• They were also checking the condition of guardrails on the M62 highway above, from which the Land Rover plunged.• I tagged his car, which, in turn, tagged the guardrail and flipped over.• Jazzbeaux held on to the guardrail of the landing, and struggled to control her equilibrium.guard·rail nounChineseSyllable
a to that intended prevent Corpus bar is
guardrail
guard‧rail /ˈɡɑːd-reɪl $ ˈɡɑːrd-/
noun [countable]
1. a bar that is intended to prevent people from falling from a bridge, cliff etc
2. American English a bar that is intended to prevent cars from going off the road in an accident
SYN crash barrier British English
guard‧rail /ˈɡɑːd-reɪl $ ˈɡɑːrd-/
noun [countable]1. a bar that is intended to prevent people from falling from a bridge, cliff etc
2. American English a bar that is intended to prevent cars from going off the road in an accident
SYN crash barrier British English