大学英语词汇短语释义解析及例句 food chain


释义：

food chain [生态] 食物链

例句：



Insects are fairly low down (on) the food chain.

在食物链中，昆虫是相当低的一级生物。



The whole food chain is affected by the overuse of chemicals in agriculture.

整个食物链因农业中过度使用化学制品而受到影响。



This poses a threat to agriculture and the food chain, and consequently to human health.

这会对农业和食物链造成威胁，由此而危及人的健康。



The effect was to disrupt the food chain, starving many animals and those that preyed on them.

后果是打断食物链，使许多动物和捕食它们的动物饿死。



What about their food chain?

他们的食物链怎么样？



Which food chain is correct?

哪项食物链是正确的？



Where are you on the food chain?

你在食物链的哪一层？



I was at the end of the food chain.

我处在食物链的最末端。



What is the food chain?

食物链是什么？



Who's at the top of the food chain now?

现在谁在食物链的顶端？



We're at the top of the food chain here.

我们是食物链的顶端。



Or is it just a matter of the food chain?

或者说这仅仅是食物链的问题？



I remembered learning about the food chain in the 7th grade.

我记得在七年级时学过有关食物链的知识。



They replaced other minute organisms as a food source in the major marine food chain.

它们取代了其他微小生物，并成为了主要海洋食物链的食物来源。



As a result, pastoralists, like carnivores in general, occupy a higher position on the food chain.

因此，牧民和广义的食肉动物一样，在食物链中地位更高。



These tiny things form the base of the food chain and play an important role in the global carbon cycle.

这些微小的东西构成了食物链的基础，并在全球碳循环中发挥着重要作用。



Chemical pollution will bring about a threat to agriculture and food chain, and consequently to human health.

化学污染将威胁农业和食物链，进而危害人类健康。



As in the sea, it seems that on the land one key food chain collapsed: the one with leaves as its basic raw material.

和在海洋中一样，陆地上一个关键食物链，一个以树叶为基本原料的食物链似乎也崩坏了。



This disruption of food chain and climate would have eradicated the dinosaurs and other organisms in less than fifty years.

这种对食物链和气候的极大干扰将会使恐龙和其他生物在不到50年的时间内绝迹。



Bees are a critical part of the food chain because flowering plants depend on insects for pollination and the honeybee is the most effective.

蜜蜂是食物链的重要组成部分，因为开花植物的授粉依赖于昆虫，而蜜蜂是最有效的授粉昆虫。



Indeed, with the deaths of so many other animals and with much dead plant material, the food chain based on detritus would have been well-supplied.

事实上，由于许多其他动物的死亡以及植物的大量枯萎，基于腐殖质的食物链本会得到很好的供应。