Purpose To analyse the characteristics of mandibular incisor point chewing movement on frontal plane orbit in youth of normal occlusion.

目的分析正常(牙合)青少年下颌切点额状面咀嚼运动轨迹的特征。

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In order to guarantee the characteristics of frozen orbit, in-plane orbit control needs to adjust the semi-major axis, eccentricity, argument of perigee simultaneously.

为了保证冻结轨道的冻结特性，平面内轨道控制需要对半长轴、偏心率和近地点幅角都控制。

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All the planets orbit the Sun in roughly the same plane, around its equator.

所有行星基本在同一个平面上围绕太阳赤道运转。

《柯林斯英汉双解大词典》

If your secret space plane's in orbit and doing its secret thing well enough, why bother bringing it home?

ENGADGET: Air Force X-37B space plane books additional time on orbital cruise, orders another margarita

The asteroid orbits the Sun in 368 days - a period similar to Earth's year - but it does not orbit in the same plane as the Earth.

BBC: Asteroid 2012 DA14 in record-breaking Earth pass

So far, the research team has identified three planets circling Kepler-30, all of which orbit the star in the same plane.

FORBES: Astronomers Discover A Solar System Similar To Our Own