emergency cord
noun [ C ] US uk/ɪˈmɜː.dʒən.si ˌkɔːd/ us/ɪˈmɝː.dʒən.si ˌkɔːrd/ (UK communication cord)
（火车上的）紧急制动索
a chain in a railway carriage that a passenger can pull in an emergency to stop the train
江苏热线英汉汉英双解词典包含207361条英汉翻译词条，涵盖了常用英语单词及词组短语的翻译及用法，是英语学习的必备工具。