棘皮动物

In the late 1900's, research on echinoderms proided the initial eidence for the importance of phagocytic cells in reactions to foreign material.

在十九世纪末对于棘皮动物的研究获得了噬菌细胞对外来物质的反应的重要性的最初的证据。

Ocean acidification, which poses adverse effects on calcifying species such as corals, echinoderms, crustaceans, and mollusks as well as certain phytoplankton.

海洋酸化，这就造成了不利影响钙化物种如珊瑚，棘皮动物，甲壳类动物，和软体动物以及某些浮游植物。

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。

Large Crinoids held on to their extremities.

巨大的海百合收缩着肢体，它们是属于像海胆和海星一样的棘皮动物类的优雅生物。

Echinoderms:Echinoids,Crinoids,Asteroids,Ophiuroids,Holothuroids Sea Cucumbers

棘皮动物：（海胆类动物，海百合类动物，海星状动物，海蛇尾类动物，海参类动物

They are echinoderms, closely related to sea urchins.

它们是棘皮动物，密切相关的是海胆类。

They are echinoderms, closely related to sea urchins.

它们是棘皮动物类动物，有密切的关系是海胆。

They are echinoderms, closely related to sea urchins.

它们是棘皮动物，接近有关系的是海胆。

Sausage-shaped body, tentacles surrounding the mouth and ''.

身体''。'灵活'。''形如香肠的棘皮动物；触须分布在嘴和''。

These small, spiny echinoderms are found in oceans all over the world.

这些小的，多刺的棘皮动物在全世界海洋能找到。

Cynanchum Lingtai apricot production in the average weight 65 grams, the brightly-colored fruit, juicy rich, sweet-sour taste, sweet from the nucleolus, when the late Qing Dynasty famous Shaanxi, Gansu provinces, the Qing imperial court Tongzhi tribute for years.

灵台生产的牛心杏平均单果重65克，果实色泽鲜艳，汁多味浓，甜酸适口，离核仁甜，清末时就驰名陕、甘两省，清同治年间曾为朝廷贡品。

Chenopodium album,Solanum nigrum, and Amaranthus retroflexus were very susceptible to the herbicides. Polygonum persicaria and Abutilon theophrasti were relatively less susceptible to the herbicides, and Lycopersicon esculentum was not susceptible to it. The relationship between reduction rates of weed biomass and PPM values of weed leaves 2,4, and 6 days after treatment was established.

供试的6种杂草对该混剂的敏感性存在显著差异：红心藜Chenopodium album、龙葵Solanum nigrum和反枝苋Amaranthus retroflexus对该混剂最敏感，ED90值分别为47.65、71.67和29.17g/hm2；春蓼Polygonum persicaria和苘麻Abutilon theophrasti敏感，ED90值分别为96.91、114.20g/hm2；而番茄不敏感。