sphere [sfɪə(r)]

以下由轻松背单词网站提供

adj.球体的；n.范围，领域；球，球体

an object shaped like a round ball

The Earth is not a perfect sphere. 地球并不是一个完全的球体。
I feel I have been accepted as a leader in the international sphere. 我觉得人们已经承认我是国际范围内的一个领导人了。