How do you use "sphere" in a sentence?

The surface area of the sphere was calculated to be approximately 314 square centimetres. Foreign policy fell outside her immediate sphere of responsibility. The artist suspended a polished steel sphere from the gallery ceiling.

sphere

Advanced Vocabulary Word British ★★★☆☆ Moderate Formal

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Significado: A perfectly round three-dimensional shape in which every point on the surface is equidistant from the centre, or a particular area of activity or influence.

球体，一种完全圆形的三维图形，表面上每一点到中心的距离相等；或特定的活动或影响领域。

Forma tridimensional perfectamente redonda en la que cada punto de la superficie equidista del centro, o un ámbito particular de actividad o influencia.

球。表面上のすべての点が中心から等距離にある、完全に丸い三次元の図形。また、特定の活動分野や影響力の範囲。

구. 표면의 모든 점이 중심으로부터 같은 거리에 있는 완전히 둥근 삼차원 도형. 또한 특정 활동 분야나 영향력의 범위.

In geometry, a sphere's surface area is 4πr² and its volume is (4/3)πr³. The Earth is approximately spherical, though technically an oblate spheroid. Figuratively, sphere is widely used to denote a domain or field, as in 'sphere of influence,' 'public sphere,' or 'outside one's sphere of expertise.'

在几何学中，球的表面积为4πr²，体积为(4/3)πr³。地球近似球形，但严格来说是扁椭球体。在比喻意义上，sphere广泛用于表示领域或范畴，如'势力范围''公共领域'或'超出其专业领域'。

En geometría, la superficie de una esfera es 4πr² y su volumen (4/3)πr³. La Tierra es aproximadamente esférica, aunque técnicamente es un esferoide oblato. En sentido figurado, esfera se emplea ampliamente para designar un dominio o campo, como en 'esfera de influencia', 'esfera pública' o 'fuera de su esfera de competencia'.

幾何学において、球の表面積は4πr²、体積は(4/3)πr³です。地球はおおむね球形ですが、厳密には扁平回転楕円体です。比喩的に、sphereは「勢力圏」「公共圈」「専門外」など、領域や分野を表す言葉として広く使われています。

기하학에서 구의 표면적은 4πr²이고 부피는 (4/3)πr³입니다. 지구는 대략 구형이지만, 엄밀히 말하면 편구(편평 회전 타원체)입니다. 비유적으로 sphere는 '영향권(sphere of influence)', '공적 영역(public sphere)', '전문 분야 밖(outside one's sphere of expertise)' 등에서처럼 영역이나 분야를 나타내는 데 널리 사용됩니다.

Ejemplos

The surface area of the sphere was calculated to be approximately 314 square centimetres.
该球体的表面积计算结果约为314平方厘米。
La superficie de la esfera se calculó en aproximadamente 314 centímetros cuadrados.
その球の表面積は約314平方センチメートルと計算された。
그 구의 표면적은 약 314제곱센티미터로 계산되었다.
Foreign policy fell outside her immediate sphere of responsibility.
外交政策不在她直接的职责范围之内。
La política exterior quedaba fuera de su esfera inmediata de responsabilidad.
外交政策は彼女の直接的な責任の範囲外であった。
외교 정책은 그녀의 직접적인 책임 범위 밖에 있었다.
The artist suspended a polished steel sphere from the gallery ceiling.
艺术家将一个抛光的钢球悬挂在画廊天花板上。
El artista suspendió una esfera de acero pulido del techo de la galería.
アーティストは磨かれた鉄球をギャラリーの天井から吊るした。
그 예술가는 광택이 나는 강철 구를 갤러리 천장에 매달았다.

Pronunciación

Guía de uso

Contexto: academic, scientific, professional

Tono: neutral

Origen e historia

From Greek sphaira (ball, globe). Entered English in the 13th century via Old French espere and Latin sphaera, originally referring to the celestial spheres of ancient astronomy.

Contexto cultural

Era: Modern

Generation: All ages

Social background: Universal

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