1.electorate n.全体选民(a body of people entitled to vote)

词根记忆：elector(选举人)+ate--全体迭民

例：The electorate voted the corrupt politician out of office.

2.electricity n.电力(electric current or power);电学(a science that deals with the phenomena and laws of electricity)；强烈的紧张情绪(keen contagious excitement)

词根记忆：来自electric(a.电的；发电的：n.电)

词根记忆：Most household appliances use electricity only when in use.

同根词：electrical(a.有关电的)

3.electro n．电镀物品，电版

例：electro-acupuncture电针疗法

4.electromagnetic a.电磁的（of, relating to, or produced by electromagnetism)

分拆记忆：electro(=electric电的)+magnetic(有磁性的)--电磁的

例：Sunspots, vortices of gas associated with strong electromagnetic activity, are visible as dark spots on the surface of the Sun.

同根词：electromagnet(n.电磁体)

5.electron n.电子(a very small piece of matter that moves round the NUCLEUS(=central part) of an atom and that by its movement causes an electric current in metal)

词根记忆：electr(电)+on--电子

例：an electron microscope电子显徼镜

派生词：electronic(a.电子的)；electronics(n.电子学)

6.element n.元素，要素(component)

例：They identified the most important element in their jobs as customer service.

派生词：elementarlt(a．初步的，基本的)

7.levate v.抬起(to lift)；使升高(to raise)

词根记忆：e（出）+IeV（举，升）+ ate--抬起；使升高

例：The island lake is sufficiently elevated that water from Lake Superior does not reach it．

派生词：elevated(a．抬高的)

同根词：lever(n.杠杆)

8.elevation n.高地(an elevated place)；海拔(the height to which sth. is elevated)；正面图(a geometrical drawing that depicts one vertical plane of an object or structure)

词根记忆：来自elevate(v.提升；举起)

例：They sighted each pole, reading oft measurements that were then used to calculate the change in elevation over each increment.

同根词：elevator(n.电梯)

9.elicit v.引出，引起(to draw forth or bring out)

词根记忆：e（出来）+licit(诱导)--引出

例：We gave the rats a meal that we knew would elicit insulin secretion.

10.eligible a．合格的，符合条件的（qualified, entitled）

词根记忆：e（出来）+lig( =lect选择)+ible--能被选择出来的--合格的

例：In most places fifteen year olds are not eligible for driver's licenses.

派生词：eligibility(n.适任，合格)

同根词：intelligent(a.聪明的)；negligent(a.疏忽的)