2017托福考试阅读高频词汇解析（十）

　　§ Headword

　　§ Synonym

　　§ 汉译

　　§ Antonym

　　§ minerals

　　§ 矿物质

　　§ Radiation is all around us, varying with the number of miles we fly, the elevation of our towns, and the minerals in our environments, scientists point out.

　　§ normal

　　§ 正常的

　　§ Abnormal

　　§ They have one abnormal gene from that parent and one normal gene from the other parent.

　　§ soil

　　§ earth

　　§ 土壤

　　§ We had to fill up each mu of terraced fields with thousands of basketfuls of good soil.

　　§ source

　　§ 源头、来源

　　§ You ought to examine yourself honestly and find out the source of your erroneous views.

　　§ absorb

　　§ 吸收

　　§ Not only do they provide goods and livelihoods but they also protect soils, regulate water and absorb carbon.

　　§ nitrogen

　　§ 氮气

　　§ All of these from the group one and two through the group five and six elements, but what about elements, what about molecules like hydrogen, or nitrogen, or maybe oxygen?

　　§ elemental

　　§ primary

　　§ 自然的、基本的

　　§ However Argyria, an extremely rare condition, is caused by the ingestion of elemental silver,silver dust or silver compounds.