a critical state; especially the point at which a nuclear reaction is self-sustaining
例句
用作名词 (n.)
Given the criticality of food, however, a shifting of the balance between individual and collective solutions may provide better protection against a recurrence. 鉴于粮食的临界点，应该在变动的平衡中，个人和集体的解决方案可能提供更好的保护，以免复发。
美
[ˌkrɪtɪ'kælɪtiː]
