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Lesson 12

Part 1

accelerate v.加速前进

The engineer accelerates a train by turning on more power.

averse adj.反对的；不愿的

I will keep it secret, I feel averse to telling it to someone.

corroborate v.确证

Two persons who saw the road accident corroborated the driver’s statement.

encamp v.扎营

It took the soldiers only half an hour to encamp in the heavy rain.

humid adj.潮湿的

The air is very humid near the sea or large lake.

irrigation n.灌溉

It is impossible to make plants grow in a desert without irrigation.

preeminent adj.卓越的

Every baseball player envies him; he is preeminent above all his rivals for pitching.

rudiment n.初步

Everyone learns the rudiments of arithmetic in elementary school.

stifle v.使窒息

When they got in the boiler room they were almost stifled by the heat.

versatile adj.多才多艺的

He is a very versatile performer; he can act, sing, dance, and play the piano.

Part 2

anatomy n.身体结构

The anatomy of an earthworm is much simpler than that of a man.

brawn n.筋肉（尤指强壮的肌肉）

Football requires brain as well as brawn.

dexterity n.灵巧；机敏

Dexterity in questioning the witnesses helped the lawyer win many cases.

erupt v.爆发

Mount Vesuvius hasn’t erupted for a good many years.

hypothesis n.假说

Let’s discuss this topic on the hypothesis that it is true.

manipulate v.操纵

To drive an automobile, you must learn how to manipulated the steering wheel and pedals.

prowess n.勇武

The tribesmen sang a song of victory, describing their prowess in battle.

scrupulous adj. 1.正直的

A less scrupulous man wouldn’t give the money back to its owner.

2.谨慎小心的

The nurse treated the wounded soldiers with the most scrupulous care.

suffice v.足够

One hundred dollars a month will suffice for the old lady’s need.

Part 3

antique adj.古代的

He really likes antique art much more than modern art.

coherent adj.连贯的

In coherent writing, every sentences connected in thought to the previous sentence.

doze v.小睡

After dinner my father often dozes in his chair for a while.

fascinate v.使迷惑

The actress’s beauty and fascinated everyone in the room.

innovate v.革新

Some people like to innovate the old systems and traditions, others like to preserve them.

mystify v.使困惑

The magician’s tricks mystified the audience in the theater.

recur v.再发生

Leap year recurs every four years, and in that year February have 29 days.

shimmer v.发闪耀之光

The sky was clear, and moonlight was shimmering on the lake.

technicality n.专门的事项

The general explained the military technicalities of the matter to the newspaper reporters.

Part 4

articulate 1.adj.发音清晰的

A baby cries and gurgles but does not use articulate speech .

2.v.发音清晰

The speaker was careful to articulate his words so that everyone in the hall could understand him.

confront v.面对

The soldiers were confronted by two terrorists as they left their camp.

ecstasy n.出神

While she was waiting for her boy friend in the tearoom, a sweet melody filled her with ecstasy.

foster v.助长

The mother tried to foster her son’s interest in music by taking him to concerts frequently.

irradiate v.照耀

The hall is not dim; the four large lamps irradiate it.

obstinate adj.固执的

The obstinate man would go his own way, in spite of all warning.

repugnant adj.使人讨厌的

Some people eat foods that are repugnant to theirs.

soporific adj.催眠的

After his soporific speech for an hour, the speaker received no applause from the audience.

triumph n.大成功

The conquest of outer space is one of the greatest triumphs of modern science.