early warning system
noun [ C ] uk/ɜː.li ˈwɔː.nɪŋ ˌsɪs.təm/ us/ɝː.li ˈwɔːr.nɪŋ ˌsɪs.təm/
（军事上能及早发现危险的）预警系统
a military system of radar stations intended to give a warning as soon as enemy aircraft or bombs come near
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。