crucial
/ˈkruʃəl/
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adj. 關鍵的；極重要的
- The first few minutes after someone collapses are crucial, so learning CPR can save a life. 有人倒下後的最初幾分鐘非常關鍵，所以學會心肺復甦術可能救人一命。
其他意思
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adj. 關鍵的, 重要的
If you describe something as crucial, you mean it is extremely important.
- He had administrators under him but took the crucial decisions himself.
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字根
cruc, cruci, crus, cross, crux 十字架；交叉
cruc + ial十字架 + 形容詞