“impromptu covering fire”概念、定义、翻译-科学时代

单词	impromptu covering fire
释义	军事词汇手册 impromptu covering fire 临时性掩护射击
随便看	utility utility utility utility utility utility utility utility utility utility analysis utility analysis utility analysis utility animal utility area utility band utility barge utility bond utility character utility charge utility computing utility condition utility control center (UCC) utility control program (UCP) Utility Data Center Utility Data Center (UDC)

科学时代收录了1160609条科普词条，基本涵盖了常见科普常识及英语词汇的翻译，是科学学习和研究的有利工具。