state n.情形；状态；国家；州；政府adj.国家的；州的；国事礼仪的v.陈述；声明；说明；规定
双语例句
If irregular moons were originally equally likely to be either prograde or retrograde, this resonance could explain why most moons are now retrograde. 若顺行与逆行的不规则卫星数量原本是平均分布的话，那麽此共振态便可以解释为什麽现在大部份的不规则卫星都是逆行的。
