人防[rén fáng]
词典people's air defence:人防。
词典人防
词典civil air defence:人防。
[简] (人民防空) people's air defence; civil air defence
1. 911chaxun查询·英语单词大全
1. personnel protection:personnel protection Basement人防地下室 | personnel protection人防 | pervious to light project 透光工程