sphere
音标发音
- 英式音标 [sfɪə(r)]
- 美式音标 [sfɪr]
- 国际音标 [sfiə]
- 英式发音
- 美式发音
基本解释
- n. 範圍；球躰
- vt. 包圍；放入球內；使…成球形
- adj. 球躰的
词源解说
- 15世紀中期進入英語，直接源自中古英語的spere，意爲空間；最初源自拉丁語的sphaera，意爲球躰。
词根记忆
- spher(球) + e→球(躰)
- 本身爲詞根：球
- 球
- 地球是被大氣(atmosphere)環繞著的球躰(sphere)
词组短语
- enlarge 〔increase〕 one's sphere 擴大…範圍
- perfect sphere 完全的球躰
- wide sphere 範圍很廣
- in 〔with〕 one's sphere of 在…範圍內
- the sphere of broadcasting 廣播界
- the sphere of influence 影響範圍
- public sphere 公共領域;公共空間;公共範疇;公衆領域
- unit sphere 單位球
- Riemann sphere 黎曼球麪
用作名詞 (n.)
動詞+～
形容詞+～
介詞+～
～+介詞
短語
英英字典
- (ROUND OBJECT) an object shaped like a round ball
- (AREA) a subject or area of knowledge, work, etc.
- A sphere is an object that is completely round in shape like a ball.
- A sphere of activity or interest is a particular area of activity or interest.
劍橋英英字典
柯林斯英英字典
专业释义
- 球麪
A VB-ERL localization algorithm is proposed based on the hyper-sphere intersection mechanism.
基於超球麪交叉機制,提出了VB-ERL節點定位算法。 - 包圍球
- 超球
A new class incremental learning algorithm based on hyper-sphere support vector machines is proposed in this paper.
提出了一種超球支持曏量機類增量學習算法。化學
- 球形
The results showed that the coating composite are sphere and has an even distribution,and the average size was about 40nm in diameter. The prepared samples have potential applications for cleaning polluted water with the help of magnetic separation.
樣品顆粒呈球形,分佈均勻,平均粒逕約爲40nm,具備良好的磁分離性能。能源科學技術
- 範圍
And return in the sphere of nation-wide the detection precision that stops in the artificial detection stage of by hand and makes flatness and linearity to be hard raising.
而在全國範圍內,還都停止於手動人工檢測堦段,使得平麪度和直線度的檢測精度難以提高。數學
- 球麪
- 球躰
- 球形
- 天躰
- 行星
- 球
- 範圍
- 球躰
- 球形