critical [ˈkrɪtɪkl]

以下由轻松背单词网站提供

adj.批评的，评论的；危急的，紧要的；临界的

saying that someone or something is bad or wrong

We are at a critical time in history. 我们正处在历史的危急时刻。
Now that the situation becomes critical, one must keep calm. 事到临头，要沉住气。