essential

释义

n. 要素, 要点, 本质\na. 必要的, 重要的, 本质的\n[计] 本质冒险 essential oil 香精油，精油 essential condition 必要条件 essential hypertension 原发性高血压；特发性高血压

例句

The essential difference between Sam and me was the fact that I took life seriously.

我和萨姆的根本区别在于我是认真对待生活的。

The essential point of relay racing is that it is a team effort.

接力赛跑的基本要点是讲究团队配合。