考研英语阅读理解备考特殊词汇篇docWord文档下载推荐.docx

考研英语阅读理解备考特殊词汇篇docWord文档下载推荐.docx

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dramatic

about-face，

because

it

was

the

federal

circuit

itself

that

introduced

such

patents

with

is

1998

decision

in

so-called

state

Street

Bank

case，

approving

patent

on

way

of

pooling

mutual-fund

assets.

That

ruling

produced

an

explosion

filings，

initially

by

emerging

internet

companies

trying

to

stake

out

exclusive

rights

specific

types

online

transactions.

Later，

move

established

raced

add

their

files，

if

only

as

defensive

against

rivals

might

beat

them

punch.

In

2005，

IBM

noted

court

filing

had

been

issued

more

than

300

despite

fact

questioned

legal

basis

for

granting

them.

Similarly，

some

Wall

investment

films

armed

themselves

financial

products，

even

they

took

positions

cases

opposing

practice.

　　28.

The

word

“about-face”

（Line

1，

Para

3）

most

probably

means

　　[A]

loss

good

will

　　[B]

increase

hostility

　　[C]

change

attitude

　　[D]

enhancement

dignity