sphere

US /sfɪr/
UK /sfɪr/
"sphere" picture
1.

球体, 球

a round solid figure, or its surface, with every point on its surface equidistant from its center

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The Earth is approximately a sphere.
地球近似于一个球体。
•
The artist created a perfect glass sphere.
艺术家创造了一个完美的玻璃球体。
:
globeballorb
2.

领域, 范围, 界

an area of activity, interest, or expertise

:
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He is an expert in the sphere of international relations.
他是国际关系领域的专家。
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Her influence extends beyond her immediate sphere.
她的影响力超出了她直接的范围。
:
domainrealmfieldareaprovince