rails 英['reɪlz] 美['reɪlz]n. 铁路; 扶手; 围栏; <非正>铁路公司股票; 栏杆( rail的名词复数 );[例句]The train left the rails but somehow forced its way back onto the line.火车脱轨了，但总算设法回到了原来的轨道上。
rail 英[reɪl] 美[rel] n. 围栏; 轨道，钢轨; 扶手; [动] 秧鸡; vi. 责备; 抱怨; 责骂; vt. 将…围起来; 铺铁轨; 坐火车旅行; 用围栏围; [例句]They had to walk across an emergency footbridge, holding onto a rope that served as a rail他们必须握着一条绳索充当扶手穿过一条紧急人行天桥。[其他] 第三人称单数：rails 复数：rails 现在分词：railing 过去式：railed过去分词：railed
