例句與造句

1. With the sun locating at the centre , our solar system is consisted of the eight planets and their satellites , dwarf planets , asteroids , comets , meteoroid and interplanetary matter
   我們的太陽(yáng)系，是以太陽(yáng)為中心，由八大行星及其衛(wèi)星矮行星小行星彗星流星體和行星際物質(zhì)所構(gòu)成的天體系統(tǒng)。
2. It's difficult to find interplanetary matter in a sentence. 用interplanetary matter造句挺難的