1.紧要的，关键性的，危急的
2.批评的，批判的，评论性的
3.吹毛求疵的，爱挑剔的；对...表示不满的( of)
4.必不可少的；紧缺而必须的
词形变化
- 副词 critically
- 名称 criticalness
- 这些形容词均有“紧急的”或“严重的”之意。
critical指极为危急或缺乏的状况，而这种状况标志一种转折点。
acute通常指需要和缺乏的紧急程度。也指病情的严重。
urgent指情况紧急，急需解决问题。
- of or involving or characteristic of critics or criticism
- forming or having the nature of a turning point or crisis
- urgently needed; absolutely necessary
- being in or verging on a state of crisis or emergency
- marked by a tendency to find and call attention to errors and flaws
- characterized by careful evaluation and judgment
- at or of a point at which a property or phenomenon suffers an abrupt change especially having enough mass to sustain a chain reaction