severe accident短语¹³¹⁶²⁰⁺³ 基本例句 严重事故 The Alarm System plays an important role in keeping the Low Temperature Heating ReactorLTHR from incident and deteriorating to severe accident. 报警系统对于防止低温供热堆事故工况的发生及事故的扩大具有重要作用。 cnki Did it take a severe accident I still haven't fully recovered from to get where I am now? 是不是需要一个让我至今还不能完全恢复的事故才能让我知道自己身在何处？ yeeyan