棘皮动物

The echinoderms can destroy the kelp beds if their natural predators don't keep them in check.

棘皮动物能毁坏海带床假如它们的天敌不能保持它们受控制的时候。

The echinoderms can destroy the kelp beds if their natural predators don't keep them in check.

那棘皮动物类能够破坏海藻床假如它们的自然的掠食者不能管理和制止。

Studies of allograft rejection kinetics hae shown that echinoderms hae a non-adaptie, actiation type of immune response.

对于它们的移植排斥的动力学研究显示出棘皮动物具有一种非适应性活性免疫反应。

The area around the anus in certain invertebrates,such as echinoderms.

围肛部某些无脊椎动物肛门的周围部分，如棘皮动物

Echinoderms characterized by five arms extending from a central disk.

从中间圆盘上伸出五只臂的棘皮动物。

Shallow-water echinoderms having soft bodies enclosed in thin spiny globular shells.

浅水中的棘皮动物，其软的身体封在多刺的球形壳中。

Feeds on benthic invertebrates, including echinoderms, worms, mollusks and crustaceans; also on fishes.

吃底栖的无脊椎动物，包括棘皮动物，蠕虫，软件动物与甲壳动物；也吃鱼。

Comparative studies of immune functions in echinoderms have demonstrated that there is a complement system in echinoderms that appears to have alternative pathway and lectin pathway but lack classical pathway and terminal pathway.

比较免疫学分析表明，棘皮动物存在脊椎动物补体系统的替代途径和凝集素途径，但未发现经典途径和明确的终端途径。

According to the clear water experiment, aeration performance of the new equipment is good with high total oxygen transfer coefficient and oxygen utilization ratio.

曝气设备的动力效率在叶轮转速为120rpm～150rpm时取得最大值，此时氧利用率和充氧能力也具有较高值。

The environmental stability of that world - including its crushing pressures and icy darkness - means that some of its most famous inhabitants have survived for eons as evolutionary throwbacks, their bodies undergoing little change.

稳定的海底环境─包括能把人压扁的压力和冰冷的黑暗─意谓海底某些最知名的栖居生物已以演化返祖的样态活了万世，形体几无变化。