elliptical orbit
常見例句
- I now go into an elliptical orbit because the new velocity is no longer the right velocity for a circular orbit.
我現(xiàn)在要進(jìn)入一個(gè)橢圓形軌道,因?yàn)樾碌乃俣纫呀?jīng),不是圓形軌道中的速度。 - Sometimes a single planet with an elongated, or elliptical orbit can look the same as two planets that trace perfect circles around their stars.
有時(shí)候如果一個(gè)行星的軌道是拉長(zhǎng)的或是橢圓的,那就有可能被當(dāng)做軌道吻合的兩顆行星。 - However, if an eclipse occurs while the Moon is on the far side of its elliptical orbit, it appears smaller than the Sun and can't completely cover it.
但是如果日食出現(xiàn)在月球處于它的橢圓軌道遠(yuǎn)地點(diǎn)的時(shí)候,它顯得比太陽(yáng)小而無法完全遮蓋住太陽(yáng)。 - Once the bullet is free of the atmosphere, which happens a few hundred kilometers up, it follows an elliptical orbit around Earth.
FORBES: Connect - Its elliptical orbit actually crosses Neptune's path, yet the timing of the two planets' respective motions ensures that, like figures in a clockwork model, they never collide.
ECONOMIST: Unbuckling the Kuiper belt 返回 elliptical orbit