food chain是什么意思

双语用例

• Among the indirect ways, irrigation of the crops with the possible passage of the agents into the food chain can be included.

• In fact, through irrigation, the microorganisms present in the water can contaminate crops, then pass into the food chain and eventually infect humans.

• As if we possessed a carnivore's teeth and digestive tract, thoughtless cliché places us 'at the top of the food chain'.

• Virtual creatures interact with each other based on a series of needs and drives, as well as a loosely predetermined hierarchy and food chain.

• As a result of this they contaminate poultry carcases and enter the human food chain.

• This implies a risk for transfer of this emerging pathogen in the food chain.

• The mammal results reflect a variety of accumulation processes depending on the geographic location, habitat, and position in the food chain.

• The more hydrophobic organochlorines partition quickly onto soil and plant surfaces, from which they are assimilated in the food chain through diet.