extraplanetary

基本解释

• adj.行星外的

同根派生

英汉例句

• In particular, the moon's companionship to Earth makes it an ideal place for studying the extraplanetary events that occurred in this part of the solar system during its early history.
  尤其，月球是地球的伴随天体，它也成为研究太阳系早期行星际事件的理想地点。