it has created room for fast food chains to win more customers by cutting prices.

它给快餐连锁店通过降价以赢得更多的客户创造的更多机会。

the plankton are also the first link in many of the ocean「s food chains and their demise at the hands of a grb would have a knock-on effect all the way up the food chain.

浮游生物是大多数海洋食物链的第一环节，它们由于伽马射线爆引起的减少，将引发上游食物链的连锁反应。

who ate whom in the food chains of the past is rarely clear.

过去的食物链中谁吃谁的问题很少能明确下来。

the environmental ramifications are staggering, and we haven’t even brought restaurants and fast food chains into the visualization.

所有这一切对环境造成的巨大沖击是难以想象的，我们甚至还没算上餐厅和快餐连锁店。

they didn」t start gaining weight until westernized business lunches and fast food chains put meaty, cheesy fare at the center of the plate.

直到西方化的商业午餐和快餐连锁店将肉类，干酪类食物放上餐盘，他们的体重才开始有所增加。

it now seems, though, that such methane-based food chains may stretch farther up the tree of life than mere invertebrates—and may have done so for millions of years.

现在看起来这些以甲烷为基础的食物链和纯粹的无脊椎动物相比，更可能会延长生命树，可能这种情形已经持续了数百万年。

pcbs and hcb are both long-lived pollutants that accumulate in food chains and take decades to break down.

多氯联苯和六氯苯都是长期存在，并积累在食物链中的污染物，取缔这些物质需要长达数十年的时间。

most, but not all. some creatures are part of food chains that begin with methane gas which seeps from the earth’s interior in particular places, frequently at the bottom of the sea.

绝大部分生物都是食物链中的一部分，它是以地球内部特殊部位缓慢渗出的甲烷为第一营养级，而甲烷气体经常在海洋底部出现。

these algae are the basis of most food chains in the sea—being eaten by tiny animals that are, in turn, eaten by larger ones.

这些海藻是海洋中绝大多数食物链的基础：一些小动物吃海藻，大些的动物又吃了小动物。

sales at cafes, restaurants, and take-away food chains took the biggest hit, the abs data showed, dropping 4.8%.

澳大利亚国家统计局数据显示，咖啡馆、餐馆和快食连锁的零售额受挫最大，下跌了4.8%。

take note of which sandwiches and sides from your favorite fast food chains have the most fat and which have the least.

记下三文治或者其他你喜欢的快餐食品中哪些脂肪含量最多，哪些脂肪含量最少。

some creatures are part of food chains that begin with methane gas which seeps from the earth's interior in particular places, frequently at the bottom of the sea.

有些生物存在于以甲烷为第一营养级的食物链中。甲烷是从地球内部可燃气体，通常在海底渗出。

we are seeing changes in the way food chains work in the ocean because we are seeing massive declines in some sort of organisms.

我们看到由于某些生物体大规模下降，海洋中食物链供给方式正在变化。