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ellipse

/iˈlɪps/

Meanings
noun

椭圆

A closed curve, the locus of a point such that the sum of the distances from that point to two other fixed points (called the foci of the ellipse) is constant; equivalently, the conic section that is the intersection of a cone with a plane that does not intersect the base of the cone.

Examples :

"The Earth's orbit around the Sun is not a perfect circle, but an ellipse. "
地球绕太阳运行的轨道不是完美的圆形，而是一个椭圆。
math space

Related Words

Illustration grammatically

grammatically adverb

/ɡɹəˈmætɪkli/ /ɡɹæˈmætɪkli/

语法上，合乎语法地

"My essay was grammatically correct, earning me a good grade. "

我的文章语法上没有错误，这让我得了个好分数。

Illustration clearly

clearly adverb

/ˈkliːɹli/ /ˈklɪəli/ /ˈklɪɹli/

清楚地，清晰地

"He enunciated every syllable clearly."

他一字一句都发音得很清楚。

Illustration constant

constant noun

/ˈkɒnstənt/ /ˈkɑnstənt/

常量，常数。

"The constant noise from the construction site made it hard to concentrate on my homework. "

建筑工地传来的持续不断的噪音，吵得我很难集中精力做作业。

Illustration ellipses

ellipses noun

/iˈlɪpsəz/ /ɪˈlɪpsiːz/

椭圆

"Instead of perfect circles, planets orbit the sun in shapes called ellipses. "

行星并非以完美的圆形轨道绕太阳运行，而是以一种被称为椭圆的形状运行。

Illustration grammar

grammar noun

/ˈɡɹæm.ə(ɹ)/ /ˈɡɹæmɚ/

语法，文法

"My son is studying grammar in his English class. "

我的儿子正在英语课上学习语法。

Illustration section

section noun

/ˈsɛkʃən/

部分，片段。

"The carpenter carefully cut a section from the large log to use for the firewood. "

木匠小心地从大木头上锯下一段来当柴烧。

Illustration distances

distances noun

/ˈdɪstənsɪz/ /ˈdɪstənsɪz/

距离, 路程

"From Moscow, the distance is relatively short to Saint Petersburg, relatively long to Novosibirsk, but even greater to Vladivostok."

从莫斯科出发，到圣彼得堡距离相对较短，到新西伯利亚路程比较长，但到符拉迪沃斯托克的路程就更远了。

Illustration perfect

perfect noun

/ˈpɜː.fɛkt/ /ˈpɝfɪkt/ /pəˈfɛkt/ /pɚˈfɛkt/

完成时

"The perfect tense, used to describe actions completed before another time, is a useful grammatical tool. "

完成时，用于描述在另一时间之前完成的动作，是一种非常有用的语法工具。

Illustration intersection

intersection noun

/ˈɪntəɹˌsɛkʃən/

十字路口，交叉路口

"The intersection of Maple Street and Oak Avenue is always congested during rush hour. "

枫树街和橡树大道的十字路口在高峰时段总是很拥堵。

Illustration understood

understood verb

/ʌndəɹˈstʊd/

理解，明白，领会

"My teacher explained the new math concept, and I understood it perfectly. "

我的老师解释了新的数学概念，我完全领会了。

Illustration intersect

intersect verb

/ɪntəˈsɛkt/ /ɪntɚˈsɛkt/

相交，交叉，intersect

"Any two diameters of a circle intersect each other at the centre."

圆的任意两条直径都相交于圆心。

Illustration without

without adverb

/wɪθˈʌʊt/ /wɪðˈaʊt/

在...之外，外部地

"The school is located just outside the town, without the main shopping area. "

学校位于城镇外，不在主要的购物区之内。