We were the bottom of the food chain.

我们处于食物链的底层。

I should be at the top of the food chain by now.

我应该在食物链的顶端。

It's at the top of a huge food chain.

它位于一条巨食物链的顶端。

The entire food chain would collapse.

整个食物链会崩溃。

Typically, food chains involve around four steps.

通常，食物链包括个步骤。

At the top of the food chain are the Raptors.

在食物链的顶端是迅猛龙。

You're a little low on the food chain to...

你这食物链底层的没资格顶嘴。

Can't forget the bottom of the food chain, right?

记食物链的底层，对吧？

But the really important thing about hippo dung is its place in the food chain.

但河马粪便真正重要的意义在于其在食物链中的地位。

Lions are at the top of the food chain in the habitats where they live.

在栖息地中，狮子处于食物链顶层。

We say that they are at the top of the food chain!

我们说它是站在食物链顶端的！

And this is when its impact reaches the top of the food chain.

此刻，这种影响传到了食物链的顶端。

Russell says that artificial reef could set up a new dynamic in the food chain.

罗素表示人造礁可以建立食物链中新的形态。

All food chains start with plants.

所有的食物链均开始于植物。

No one knows what effects the GM material might have on the food chain.

没有知道转基因物质会对食物链产生什么影响。

Food chain. These are good things you're going to want to know.

食物链。这些都是你想知道的好单词。

They can be found in plastic materials and then by passing through the food chain.

它们可以在塑料材料中找到，然后通过食物链。

To survive, some have shifted upward on the food chain.

为了生存，一些植物成为食物链上的逆袭者。

A food chain describes the ways plants and animals get eaten and eat each other.

食物链描述了动植物被吃掉以及吃掉弱者的方式。

If that happens, the entire food chain will be severely damaged.

如果这种情况发生，整个食物链将遭到严重破坏。