n./adj. 腔肠动物（的）

Coelenterates are a group of invertebrate animals that include jellyfish and corals.
刺细胞动物是一类无脊椎动物，包括水母和珊瑚。
The body structure of coelenterates is simple, characterized by a hollow cavity called the coelenteron.
刺细胞动物的身体结构简单，特征是有一个名为刺细胞腔的空腔。
Many coelenterates have tentacles lined with stinging cells for capturing prey.
许多刺细胞动物的触须上排列有刺细胞，用于捕捉猎物。
Coral reefs, formed primarily by colonial coelenterates, provide essential habitats to numerous marine species.
主要由群体生活的刺细胞动物（如珊瑚）形成的珊瑚礁为众多海洋生物提供了重要的栖息地。
Coelenterates exhibit radial symmetry, which allows them to respond equally to stimuli from all directions.
刺细胞动物具有辐射对称性，使它们能从各个方向同等响应刺激。
Jellyfish, a common coelenterate, has a bell-shaped body and trailing tentacles.
水母是一种常见的刺细胞动物，呈钟形体态，并带有垂下的触须。
Some coelenterates, like sea anemones, can form symbiotic relationships with certain fish species.
一些刺细胞动物，如海葵，可以与某些鱼类形成共生关系。
The polyps of coelenterates, such as those found in coral colonies, secrete calcium carbonate to build their hard skeletons.
刺细胞动物中的珊瑚虫等会分泌碳酸钙来构建其坚硬的骨架。
Medusae, the free-swimming forms of coelenterates, reproduce sexually by releasing eggs or sperm into the water.
刺细胞动物中自由游动的水母形态通过将卵或精子释放到水中进行有性生殖。
Despite their apparent simplicity, coelenterates possess complex life cycles involving both asexual and sexual reproduction.
尽管刺细胞动物看起来很简单，但它们的生命循环却涉及无性和有性两种繁殖方式。