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你好!护栏guardrail 英['gɑ:dreɪl] 美[ˈɡɑrdˌrel] n. 护栏; 栏杆,护轨; [例句]Application of configuration technique and PLC in the control system of sidewalk guardrail组态技术和PLC在人行道护栏控制系统中的应用
碧落的海
rails英 [ 'reɪlz ]美 [ reɪlz ]常用释义n.铁路(rail的复数形式)例句1. It may take some time to get the economy back on the rails.可能要花一些时间使经济重回正轨。2. The train left the rails but somehow forced its way back onto the line.火车偏离了铁轨,但又设法回到了原来的轨道上。3. They've got to do something about these children because clearly they've gone off the rails.他们必须对这些孩子采取点行动,因为很明显他们的行为已经出轨了。
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