external worldＧ短语⁴⁵³⁵⁷ 基本例句 客观世界 These are the bunkers for temporary shelter in case of contingency. One can be here for some days, controlling radiation situation in the station and keeping connection with external world. 这些是意外事故时临时避难所的掩体.人们可以在这里待几天，检查电站内的辐射情况，与外界保持联系。 yeeyan