blue stragglers

• 蓝离散星

blue stragglers的用法和样例：

例句

1. It is so crowded in the center of the cluster that stars often collide, forming new stars called blue stragglers.
   它的内部十分拥挤，以至于星云中心的星球会相互碰撞，形成新的蓝离散星。