crucial

adj

This information is crucial for making a decision.

意味（1）

Essential or decisive for determining the outcome or future of something; extremely important; vital.

The battle of Tali-Ihantala in 1944 is one of the crucial moments in the history of Finland.

意味（2）

(archaic) Cruciform or cruciate; cross-shaped.

意味（3）

(slang, especially Jamaica, Bermuda) Very good; excellent; particularly applied to reggae music.

Delbert Wilkins is the most crucial pirate radio DJ in Brixton.