n.危险，危险期，紧要关头；危机（ crisis的名词复数 ）；危难时刻；决定性时刻转折点； 双语释义：n.(名词)[C]危机,危急关头 emergency; a point of great danger, difficulty, etc.[U][C]决定性时刻,关键阶段 decisive moment in life, history, etc.英英释义： crisis[ 'kraisi:z ]n.an unstable situation of extreme danger or difficult