unit10(technology/invention) Flashcards

1
Q

inventor

A

a person who creates new things

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2
Q

inspiration

A

a sudden good idea, a role model for creativeity

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3
Q

derive

A

to get from sth , from sth else, originate

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4
Q

current

A

a flow of electricity, watrr or air

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5
Q

refinement

A

improvment

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6
Q

unveil

A

to make public , to uncover

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7
Q

critical

A

very important

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8
Q

device

A

a machine or tool

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9
Q

file

A

to offcially record sth

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10
Q

patent

A

a right to an invention granted by the goverment

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11
Q

specifically

A

exactly, for a particular reason

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12
Q

enterpreneur

A

sombody who starts a busines

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13
Q

back

A

to support, especially financially busiiness

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14
Q

investor

A

a person who puts money into a business

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15
Q

ransack

A

to search thoroughly, often violently or carelessly

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16
Q

suitable

A

appropraite, acceptable for sth

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17
Q

clamp

A

to fasten or hold tightly

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18
Q

infringement

A

an action that breaks a rule or law

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19
Q

invalid

A

not legally correct or acceptable

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20
Q

ruling

A

a legal decision

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21
Q

propeller

A

a device that causes an airpalen or biat to move

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22
Q

sustained

A

having the ability to continue for a long time

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23
Q

coarse

A

rough, not smooth

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24
Q

prolonged

A

continuing for a long time, often in negarive sense

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25
Q

inflexibility

A

inability to change

26
Q

variable

A

able to chnge

27
Q

pirch

A

the angle or slope of sth

28
Q

blade

A

a thin, flat part of machine

29
Q

rotation

A

turning motion

30
Q

cruise

A

to travel at a steady speed

31
Q

reliably

A

dependably

32
Q

handle

A

to manage, work well with

33
Q

turbulence

A

atrong, sudden movmenta in air

34
Q

aviation

A

the development, design , and use of aircratf

35
Q

design

A

a plan for making sth

36
Q

confer

A

to discuss, consult with sombody

37
Q

enthusiast

A

a person who is very intersted in sth

38
Q

isolation

A

the confdition of being alone or aeprated from others

39
Q

curiosity

A

interst, need to know

40
Q

revolutionize

A

to cahnge completely

41
Q

cable

A

wire used for sending electric signal

42
Q

disparate

A

diffrent

43
Q

utterly

A

totally

44
Q

rally

A

to gather support

45
Q

catastrophic

A

extermely bad

46
Q

inquiry

A

an offcial investigation

47
Q

insulation

A

material used to prevent the passage of electricity , hear , or sound

48
Q

requisite

A

need, requirement

49
Q

set out

A

to start an activity

50
Q

tow

A

to pull behind

51
Q

transmit

A

to send

52
Q

snap

A

to break suddenly

53
Q

inexplicably

A

without explanation

54
Q

compensate

A

to make up for, balance out

55
Q

voltage

A

measure of electric power

56
Q

vilified

A

having ones reputation ruined, being apoken about in a bad way

57
Q

indispensable

A

completely necessary

58
Q

flaw

A

a mistake or weakness , especially in design

59
Q

perseverance

A

continuation with a task despite difficulties

60
Q

triumph

A

to succed, win