discoidal cleavage

例句：

1. 1. The fossils inthe museum are well-preservedand show a clear discoidalcleavage.
   博物馆里的化石保存得很好，显示出明显的分节裂缝。
2. 2. The researcher found that the structure of the organismhad a distinct discoidal cleavage.
   研究者发现该生物的结构具有明显的分节裂缝。
3. 3. The study revealed thatthe plant's growth pattern is governed by a complex discoidalcleavage system.
   研究显示，植物的生长模式受到复杂的分节裂缝系统的控制。