相关单词近义词 railway 【C】铁路, bend 弯曲, twist 缠绕, zigzag 曲折, hairpin 簪, turn 翻转, corner 角落临近词switcher, switch, switching group, switch waveform, switched filter, switching pilot, switching state, switched-beam, switch cylinder, switching phase, switch pressure, switchgear room相似词Swiss roll, switch, switch off, switch sth on, switchblade, switchboard, switchboard operator, switched on, 返回 switchback