a time of intense difficulty or danger 危急时刻;紧急关头 the current economic crisis. 当今的经济危机。 [mass noun]the monarchy was in crisis. 君主政体危在旦夕。 ■a time when a difficult or important decision must be made 决定性时刻;关键时刻 [as modifier]the situation has reached crisis point. 形势已发展到了关键时刻。 ■the turning point of a disease when an important change takes place, indicating either recovery or death 病情急转(点);危险期;危象
语源
late Middle English (denoting the turning point of a disease): medical Latin, from Greek krisis 'decision', from krinein 'decide'. The general sense 'decisive point' dates from the early 17th cent