好词典

sphere

UK //sfɪə(r)//US //sfɪr//

词源

源自拉丁语 'sphaera',意为 '球体' 或 '天球',进一步源于希腊语 'sphaira'(球体)。

noun

❶ 指一个完美的圆形立体形状,所有点到中心的距离相等,如地球或球体。

“The Earth is not a perfect sphere due to its rotation.”

(由于自转,地球并非完美的球体。)

“She held a glass sphere in her hand, watching the light reflect off it.”

(她手里拿着一个玻璃球,看着光线在上面反射。)

❶ 指某个领域、范围或活动范围,常用于比喻人或事物的影响范围。

“Her sphere of influence includes politics and business.”

(她的影响力范围包括政治和商业。)

“He operates within the sphere of academic research.”

(他在学术研究的范围内工作。)

同义词:globe, orb, ball, realm, domain

verb

❶ 将某物塑造成球体形状,或使其具有球体的特性。

“The potter sphered the clay into a perfect bowl.”

(陶工将黏土塑造成一个完美的碗形。)

“The artist sphered the metal to create a sculpture.”

(艺术家将金属塑造成球体以制作雕塑。)

同义词:shape, form, mold

常见短语

sphere of influence — 指一个人、组织或国家能够施加影响或控制的范围或领域。

“The empire expanded its sphere of influence through trade and diplomacy.”

(帝国通过贸易和外交扩大了其影响力范围。)

celestial sphere — 天文学术语,指假想的以地球为中心的球面,用于描述天体在天空中的位置。

“Astronomers use the celestial sphere to map the positions of stars.”

(天文学家使用天球来绘制恒星的位置。)