恋念有词系列 - 主题词2 - 环保.

1、记忆方法课程概述一音二形三拆主题主题环保环保健康健康动物动物地质地质天文天文科技科技文化文化教育教育四词主题词记忆方法课程概述一音二形三拆四词主题词ECOLOGY生态系统生态保护生态破坏记忆方法课程概述一音二形三拆四词主题词ECOLOGY生态保护生态破坏生态系统记忆方法课程概述一音二形三拆四词主题词生态系统EcosphereAtmosphereBiosphereHydrosphereLithosphere记忆方法课程概述一音二形三拆四词主题词生态系统EcosphereAtmosphereBiosphereHydrosphereLithosphere记忆方法课程概述一音二形三拆四词主题词生态系统

2、EcosphereAtmosphereBiosphereHydrosphereLithosphere记忆方法课程概述一音二形三拆四词主题词生态系统botanyvegetationfoliagetrunk/stembark记忆方法课程概述一音二形三拆四词主题词生态系统bloom/blossompetalpollenpollinatenectar germinate/sproutveinfragrance记忆方法课程概述一音二形三拆四词主题词生态系统n absorbn mineraln photosynthesisn starchn glucosen protein记忆方法课程概述一音二形三拆四词

3、主题词生态系统hydrotropismphototropismgravitropismflourishwither fertile barren记忆方法课程概述一音二形三拆四词主题词生态系统nResearch has shown that certain minerals are required by plants for normal growth and development. The soil is the source of these minerals, which are absorbed by the plant with the water from the soil. n

4、Some soils are deficient in micronutrients and are therefore unable to support most plant life. So-called serpentine soils, for example, are deficient in calcium, and only plants able to tolerate low levels of this mineral can survive. nIn modern agriculture, mineral depletion of soils is a major co

5、ncern, since harvesting crops interrupts the recycling of nutrients back to the soil. 记忆方法课程概述一音二形三拆四词主题词生态系统nresourcenbiosynthesisnconsumendecomposendecayndisintegratenstablenstaticnstationaryndynamic记忆方法课程概述一音二形三拆四词主题词ECOLOGY生态系统生态保护生态破坏记忆方法课程概述一音二形三拆四词主题词生态破坏n ecosystemn biodiversityn vulnerablen

6、 susceptiblen invaden intruden deforestationn desertification记忆方法课程概述一音二形三拆四词主题词生态破坏pollutantparticle/particulate matteremit/ emissionexhaustdiffusefumeacid raingreenhouse effectglobal warmingAIR POLLUTION记忆方法课程概述一音二形三拆四词主题词生态破坏nAn air pollutant is a substance in the air that can have adverse effect

7、s on humans and the ecosystem. The substance can be solid particles, liquid droplets, or gases. nPrimary pollutants are usually produced from a process, such as ash from a volcanic eruption. Other examples include carbon monoxide gas from motor vehicle exhaust, or the sulfur dioxide released from fa

8、ctories. nSecondary pollutants are not emitted directly. Rather, they form in the air when primary pollutants react or interact. Ground level ozone is a prominent example of a secondary pollutant. 记忆方法课程概述一音二形三拆四词主题词生态破坏fertilizerherbicidepesticidesewagelandfilldiscarddisposetoxicnoxiousSOIL CONTAMINATION记忆方法课程概述一音二形三拆四词主题词生态破坏 discharge filter dissolve water-soluble plankton water bloomWATER POLLUTION记忆方法课程概述一音二形三拆四词主题词ECOLOGY生态系统生态破坏生态保护记忆方法课程概述一音二形三拆四词主题词生态保护watchd