mission-critical

劍橋詞典

extremely important or necessary for a company , activity , etc. to operate successfully
（對(duì)公司或活動(dòng)等）極其重要的，必須的
mission-critical applications /systems /software 極其關(guān)鍵的應(yīng)用／系統(tǒng)／軟件 返回 mission-critical