element/'elɪmənt/

n.

➊ a simple chemical substance that consists of only one kind of atom

➋ a part of sth abstract

n. [C]

➊ （化学）元素：Oxygen is an element. 氧是一种元素。

➋ 成分，要素：[an element of sth] There is an element of risk in the job. 这项工作有些危险。

◇Self-confidence is a key element in her success. 自信是她成功的关键因素。