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1·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。《牛津词典》

2·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。《柯林斯英汉双解大词典》

3·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。《牛津词典》

4·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。《柯林斯英汉双解大词典》

5·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。

6·Before eating meals, you should see if you will break a food chain.

吃饭之前，你应该看看自己有没有破坏食物链。

7·Sometimes one living thing kills another to live, so they form a food chain.

有时一种生物为了生存而杀死另一种生物，所以它们形成了食物链。

8·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。

9·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。

10·Many believe that sharks can never be endangered because they are the strongest in their food chain.

许多人认为鲨鱼永远不会濒临灭绝，因为它们是食物链中最强的。

食物链

1·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。《柯林斯英汉双解大词典》

2·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。《柯林斯英汉双解大词典》

3·Where are you on the food chain?

你在食物链的哪一层？

4·Which food chain is correct?

哪项食物链是正确的？

5·I was at the end of the food chain.

我处在食物链的最末端。