火箭很难在人口稠密的地区进行测试；通讯系统中一些麻烦的元件。

火箭很难在人口稠密的地区进行测试；通讯系统中一些麻烦的元件。的英文翻译

基本释义

• rockets were much too fractious to be tested near thigkly populated areas; fractious components of a communication system.