• 行星太阳运行轨道圆形椭圆,太阳位于每个椭圆中心

    Planets orbit the sun in oval-shaped paths called ellipses, and the sun is slightly off to the side of the center of each ellipse.

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  • 迄今为止所发现454颗系外行星颗都具有圆形轨道这意味着行星它们的并不保持相同距离

    Many of the 454 exoplanets discovered to date have highly elliptical orbits, meaning the planets are not always the same distance from their parent star.

    youdao

  • 只有组词大家意见不一样,他把“”和正方形,“”和圆形配成了

    He made only one match differing from the consensus, assigning 'far' to square and 'near' to circle.

    youdao

  • 叶片通常圆形卵形心形如此基部;没有短柔毛

    Leaf blade usually oblong to ovate, cordate or nearly so at base; leaf and fruit without pubescence.

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  • 方法利用体外培养的单层融合期人RPE细胞,采用棉签角膜移植环钻圆形细胞建立体外RPE细胞损伤模型

    Methods Cultured monolayer-confluent human RPE cells were scraped with a trephine and a cotton stick, and set up the injured model of RPE cells with round scraped area.

    youdao

  • 月亮绕地球运行轨道圆形非正所以月亮绕地球运动的过程中,有时月亮会地球一些有的时候地球远一些

    The moon's orbit is elliptical rather than perfectly circular, so as the moon moves around the Earth it is sometimes a little bit closer and sometimes a bit further away from us.

    youdao

  • 蒴果圆形卵球形或者球形纵向的8肋。

    Capsule ellipsoid, ovoid, or subglobular ; hypanthium longitudinally 8-ribbed.

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  • 本文应用随机介质模型导出地表表土及风化层中开挖圆形隧道引起地表移动变形的有关预计公式。

    Based on stochastic medium model, The formulas have been derived for predicting ground surface movement and deformation due to near-surface tunnel excavation.

    youdao

  • 本文应用随机介质模型导出地表表土及风化层中开挖圆形隧道引起地表移动变形的有关预计公式。

    Based on stochastic medium model, The formulas have been derived for predicting ground surface movement and deformation due to near-surface tunnel excavation.

    youdao

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