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。
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。
Coextinction can also occur when a species loses its pollinator, or to predators in a food chain who lose their prey.
共同消亡也有可能发生在当一个物种失去了它们的授花粉器，或者是肉食性动物在其生物链上失去了它们的猎物。
A food chain model of three species with impulsive perturbations and mixed functional response is proposed and studied.
提出并研究了一类具有脉冲干扰和混合功能反应的三种群捕食链模型。
Farming is just one part of a food chain that stretches from fertiliser and seed companies at one end to supermarkets at the other.
耕作仅是粮食产业链中一部分，由一端的肥料和种子公司延伸到另一端的市场。
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。
The following appeared in a memorandum written by the vice president of Health Naturally, a small but expanding chain of stores selling health food and other health-related products.
Health Naturally 公司是一家销售健康食品和其他健康相关产品的连锁店，规模虽小，但正在不断扩大。
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。
Greg Lange, the owner of Sunrise Tacos, a Bangkok chain of Mexican-food restaurants, says his biggest problem is getting avocadoes.
曼谷墨西哥菜连锁饭店SunriseTacos 的老板格雷格·兰格说，他最大的难题是弄到鳄梨。
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。
"Small farms are losing out to big business factory farming - the killer link in a hidden chain that connects the food on our plates to climate change and rainforest destruction," he said.
“小农场正失利于大型企业的工厂化农业-而后者在连接我们盘中餐与气候变化和雨林破坏这一无形链条中扮演的是杀手角色，”他说。
The consequences stretch from one end of the food chain to the other, as higher food prices prompt a response.
这种影响会从食物链的一端延伸到另一端，最终导致食品价格的升高。
We link ourselves to all living beings on the planet through the process of eating and being a participant in the food chain.
食物形成的过程将我们人类与地球上其他生物密切联系在一起，我们也是食物链的一环。
Today, problems can arise from any link or kink in a convoluted food chain.
今天，在错综复杂的食物链上，问题可能出现在任何环节。
Photo 7 ：Swarms of krill, a cornerstone of the entire Antarctic food chain, feed on phytoplankton that grows on the underside of sea ice.
图7：成群的磷虾是整个南极动物食物链的基础。 它们以浮游生物为食，生长在海冰的上层。
One of the first predictors of a lack of agility is the location of architects in the organizational food chain.
缺乏敏捷性的最先预测指标之一是架构师在组织食物链中的位置。
Because plankton are the base of the Marine food chain, the South Atlantic Ocean supports a rich Marine ecosystem.
由于浮游生物是整个海洋食物链的基础，所以南大西洋在海洋生态系统中起着重要作用。
He describes himself as a grass farmer because grass is the base of the food chain of his farm animals.
他将他自己描述成一个“草农”，因为草是他农场动物食物链中最基础的原料。
There was one report of food donations from a large grocery store chain being turned away by federal officials at a point of distribution in Houston.
有一则报导说，一家大型副食品商店捐赠的食品在休斯敦一个分发点被联邦官员拒绝接收。
The baiji is a beautiful mammal, on top of the food chain, close to human beings.
白暨豚是一种美丽的哺乳动物，在食物链中的位置处于上端，仅次于人类。
He has been with the world's largest fast food chain since 1971 when he joined as a management trainee.
当他在1971加入麦当劳做为一名管理实习生时，就一直呆在这家世界最大的快餐连锁店工作。
For example, it would be meaningless if McDonalds promoted "Don" t be evil "as people can hardly imagine what malevolent actions a fast-food chain could take."
例如，如果麦当劳推进这个口号几乎没有任何意义，因为人们很难想象快餐业能采用什么邪恶的行为。
And we need them — they are keystone species for everything from building coral reefs to anchoring the ocean food chain to making a killer linguine and clam sauce.
而且我们也需要它们——它们是从建造珊瑚礁，到稳固海洋食物链，再到美味的蛤蜊酱意面的关键物种。
The spread threatens to smother vegetation that is a source of food for a variety of animals, raising concerns about the stability of the ecosystem's food chain.
植物是各类动物的食源，外来者蔓延的威胁抑制它们生长，生态系统食物链的稳定性日渐堪忧。
The step is only one of a handful the company put forward this week in efforts to overcome its reputation as a fast-food chain that contributes to childhood obesity.
一直以来，麦当劳被冠以导致儿童肥胖的快餐连锁店的恶名，此举是她本周采取的一系列正名措施中的一项。
The celebrities who lent their name to Planet Hollywood probably no longer relish being associated with a tacky fast-food chain that has gone bankrupt twice.
将自己的名字借给好莱坞星球的名人或许不再乐意与破产两次的寒酸的快餐链联系起来。
The celebrities who lent their name to Planet Hollywood probably no longer relish being associated with a tacky fast-food chain that has gone bankrupt twice.
将自己的名字借给好莱坞星球的名人或许不再乐意与破产两次的寒酸的快餐链联系起来。
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