oval中文什么意思

adj.
卵形的；椭圆的；【植物；植物学】阔椭圆形的。n.
卵形(物)；椭圆运动场(等)；【物理学】卵形线；【数学】卵形弧，卵形线；椭圆；美式足球用球。 the O- 伦敦 Kennington 区的板球场。 the Oval Office 美国总统办公室；白宫椭圆形办公室。adv.
-ly ,-ness n.

• the oval:    椭圆形馆
• oval-oval-oval method:    椭圆-椭圆孔型系统设计
• oval-edge-oval sequence:    椭圆-产椭圆孔型系统

例句与用法

更多例句：  下一页

1. A spherical or oval nucleus is near the centre of the cell .
   在细胞的近中央处，有一个圆形或卵圆形核。
2. The base of scion is cut diagonally to expose a large oval of cambium .
   接穗的基部被切成斜形，暴露出椭圆形的大圈形成层。
3. The engine uses a three-lobe rotor that rotates eccentrically in an oval housing .
   这种发动机采用一个在椭圆形外壳内偏心旋转的三角转子。
4. By the time the seed coat and embryo have become fully embedded, the seed has lost its typical oval shape .
   当种皮及胚充分吸胀时，种子就失去典型的椭圆形。
5. By the outer margin of the pit was an oval pond, and over it hung the attenuated skeleton of a chrome-yellow moon .
   在深谷的外侧边缘，有一个椭圆形的池塘，池塘上高悬着一勾朦胧昏黄的残月。

英文释义

名词

1. a closed plane curve resulting from the intersection of a circular cone and a plane cutting completely through it; "the sums of the distances from the foci to any point on an ellipse is constant"
   同义词：ellipse

形容词

1. rounded like an egg
   同义词：egg-shaped, elliptic, elliptical, oval-shaped, ovate, oviform, ovoid, prolate

百科释义

An oval (from Latin ovum, "egg") is a closed curve in a plane which "loosely" resembles the outline of an egg. The term is not very specific, but in some areas (projective geometry, technical drawing, etc.