您要查找的是不是:
- 中膠層,一種將腔腸動物的內外細胞層分開的膠狀物質層the layer of gelatinous material that separates the inner and outer cell layers of a coelenterate
- 各種通常是自由遊動的海生腔腸動物,其凝膠狀水母階段是其生命周期中的主要階段any of various usually free-swimming marine coelenterates having a gelatinous medusoid stage as the dominant phase of its life cycle
- 來源於兩個胚層(外胚層和內胚層)的,用於低等無脊椎動物,如寄生蟲和腔腸動物derived from two embryonic germ layers,the ectoderm and the endoderm;used of lower invertebrates,such as sponges and coelenterates
- 不動motionless
- 腸intestines
- 心動aroused in interest
- 腔tune
- 脈動pulsating movement
- 以世代交替為特色的腔腸動物;通常群居的水螅階段先於水母階段;水螅和水母。coelenterates typically having alternation of generations; hydroid phase is usually colonial giving rise to the medusoid phase by budding: hydras and jellyfishes.
- 不動的motionless
- 腸胃炎gastroenteritis
- 點動crawl
- 虎是一種普通的貓科動物。The tiger is a common representative of the cat family.
- 從動driven
- 內腔lumen
- 腸粉steamed vermicelli roll
- 異動transaction
- 空腔cavum
- 斷腸heartbroken
- 微動jiggle