actinoid

1. Starfish are actinoid& that is, they are radially symmetrical.
   海星呈放射性形状－那就是说，他们是呈对称的放射状。
2. The problem of delivering and fetching non-through wagon flows for the dedicated industrial lines distributed in actinoid shape is studied.
   对放射形专用线非直达车流取送车问题进行了分析，提出了不利方案的判别条件和基于枚举法的中断时间方案筛选法。
3. Study of Collection and Delivery Shunting of Non-Through Wagon Flow on Actinoid Private Line
   放射形专用线非直达车流取送车问题研究
4. Areola actinoid incision to loose and correct inverted nipple
   乳晕放射状切开松解治疗乳头内陷

noun

1. any of a series of radioactive elements with atomic numbers 89 through 103

   Synonym:    actinideactinon

adj

1. having a radial form
   1. starfish are actinoid--that is, they are radially symmetrical