珊瑚类

Above, the Medusa-like arms of a northern basket star seek a meal of zooplankton beside a polar alcyonarian soft coral in the shallows beneath an ice sheet in the Canadian Arctic.

意译：在加拿大北极圈的一层薄冰之下，一种两极生活的低级腔肠动物软珊瑚类，被那一组令人恐怖的像蛇发女怪的肢体在北极地域寻找软珊瑚做为一顿美餐。

The contents of chl, chla and chlb of Celtis julianae 'Aurea' decreased at the same time and were lower than that of Celtis julianae . Although the carotenoid content was little lower, during degreening and regreening process, its content increased continuously.

金叶珊瑚朴的chl、chla和chlb的变化趋势一致，均显著低于珊瑚朴；类胡萝卜素的含量虽稍低于珊瑚朴，但在叶色变化中，持续升高，因此，金叶珊瑚朴属于总叶绿素缺陷型。

Though corals get most of their food from the byproducts of zooxanthellae algae's photosynthesis, they also have barbed, venomous tentacles they can stick out, usually at night, to grab zooplankton and even small fish.

虽然珊瑚类得到很多它们的食物从副产品的动物黄藻类的光合作用，它们也有刺，有毒的触须能够粘住不放，通常在晚上，去夺取浮游动物和甚至小鱼。

Sponges, corals and brachiopods, however, cannot do this.

而海绵类、珊瑚类和腕足类动物则做不到这一点。

Sponges, corals and brachiopods, however, cannot do this.

而海绵类、珊瑚类以及腕足类生物却做不到这一点。

More than 90% of Permiangenera of sponges, corals and brachiopods vanished in the extinction.

高过百分之九十海绵类、珊瑚类以及腕足类生物在大灭绝中消失了。

More than 90% of Permian genera ofsponges, corals and brachiopods vanished in the extinction.

高过百分之九十海绵类、珊瑚类以及腕足类生物在大灭绝中消失了。

Sponges, coralsand brachiopods, however, cannot do this.

而海绵类、珊瑚类以及腕足类生物却做不到这一点。

Sponges, corals and brachiopods, however, cannot do this.

而海绵类、珊瑚类以及

Sponges, corals and brachiopods (a once-widespread group that look a bit like bivalve molluscs) were particularly badly hit.

海绵动物、珊瑚类和腕足类动物（一个曾经分布广泛的种群，看起来有点像双壳类软体动物）尤其惨遭重创。

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％。