腔肠动物

Study the diversity of vertebrates: sponges, cnidarians, flatworms,nematodes, annelids, mollusks, arthropods, and echinoderms.

A2， B3， G3 研习无脊椎动物的多样性－海绵动物、腔肠动物、扁形动物、圆形动物、环节动物、软体动物、节肢动物及棘皮动物。

Any of various similar or related coelenterates.

水母类动物各种与腔肠动物相似或有关的''。

Used of invertebrates , such as sponges and coelenterates .

用于低等无脊椎动物，如寄生虫和腔肠动物

Used of lower invertebrates , such as sponges and coelenterates .

用于低等无脊椎动物，如寄生虫和腔肠动物来源：词友

Used of lower invertebrates , such as sponges and coelenterates .

用于低等无脊椎动物，如和腔肠动物

Used of lower invertebrates , such as sponges coelenterates .

用于低等无脊椎动物，如寄生虫和腔肠动物

A of coelenterates .

腔肠动物科的一个属。

The cavity within the body of all animals higher than the coelenterates and certain primitive worms, formed by the splitting of the embryonic mesoderm into two layers.

体腔高于腔肠动物和一些本源虫的所有动物体内的腔，由中胚层裂成两层形成。

Of coelenterates.

腔肠动物科的一个属。

A genus of coelenterates .

腔肠动物科的一个属。

Breath, muscle contraction of the buttocks; arch body, as far as possible to hold his head, right leg straight towards the ceiling (peg-leg knee in order to avoid muscle tension).

呼气，收缩臀部肌肉；拱起身体，尽量抬起头来，右腿伸直朝向天花板（膝微屈，以避免肌肉紧张）。

The cost of moving grain food products was unchanged from May, but year over year are up 8%.

粮食产品的运输费用与5月份相比没有变化，但却比去年同期高8％。