An asteroid with an eccentric orbit approaching within30 million kilometers(19 million miles) of the sun.
伊卡鲁斯一个具有离心轨道的小行星，它在离太阳三千万公里（一千九百万英里）的范围内接近太阳
A solid body, moving in space, that is smaller than an asteroid and at least as large as a speck of dust.
流星体活动在空间的固体天体，比小行星小，至少与尘埃一样大
One of the largest asteroids, the second to be discovered.
小惑星最大的小行星之一，第二个被发现
