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。

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。

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。

Sharks are at the top of the food chain in the ocean's ecosystem.

在海洋生态系统中，鲨鱼处于食物链的顶端。

Smaller plastic pieces can also enter the food chain and end up in our bodies.

更小的塑料碎片也可以进入食物链，最终留在我们的身体里。

If you see somebody doing something bad for the food chain, please stop him at once.

如果你看到有人对食物链造成不利影响，请立即阻止他。

Scientists hope they can turn things around for this important apex predator, meaning one that is on top of the food chain.

科学家们希望他们为这种重要的顶级捕食者——处于食物链顶端的捕食者扭转局面。

Humans are at the top of the food chain. They eat not only locusts, but also birds, chickens, ducks or many other plants and animals.

人类处于食物链的顶端，他们不仅吃蝗虫，还吃鸟、鸡、鸭等其他许多动植物。

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。

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。

They are absolutely altering the food chain beyond what I think even they understand what they're doing.

毫无疑问，他们正在改变食物供应链，我认为甚至他们自己都不知道这一点。

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。

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。

These chemicals and toxins bioaccumulate in fatty tissue and biomagnify up the food chain.

这些化学物质和毒素在脂肪组织中生物蓄积并在食物链中生物放大。

Get the gangsters out of the food chain.

Get the gangsters out of the food chain赶走欺行霸市之徒。

NEWS: Cloned Cow Meat Enters the Food chain.

新闻：克隆牛肉进入食物链。

Think humans are at the top of the food chain?

还在认为人处于食物链的顶层吗？

Mercury accumulates as it works its way up the food chain.

汞会随着食物链上的食物传递而积聚。

Plants offer a way for toxic metals to enter the food chain.

植物是有毒金属进入食物链的一种方式。

In the environment, dioxins tend to accumulate in the food chain.

在环境中，二恶英容易聚积在食物链中。

More research should also be done into pathogen survival in the food chain.

在食品生产链条各环节存活致病菌状况也需要进一步的研究。

Yet keeping the bacteria out of the food chain would be a sensible idea.

然而，保证这些细菌不进入食物链是一个明智的想法。