unit10(technology/invention)

Question 1

inventor

Answer 1

a person who creates new things

Question 2

inspiration

Answer 2

a sudden good idea, a role model for creativeity

Question 3

derive

Answer 3

to get from sth , from sth else, originate

Question 4

current

Answer 4

a flow of electricity, watrr or air

Question 5

refinement

Answer 5

improvment

Question 6

unveil

Answer 6

to make public , to uncover

Question 7

critical

Answer 7

very important

Question 8

device

Answer 8

a machine or tool

Question 9

file

Answer 9

to offcially record sth

Question 10

patent

Answer 10

a right to an invention granted by the goverment

Question 11

specifically

Answer 11

exactly, for a particular reason

Question 12

enterpreneur

Answer 12

sombody who starts a busines

Question 13

back

Answer 13

to support, especially financially busiiness

Question 14

investor

Answer 14

a person who puts money into a business

Question 15

ransack

Answer 15

to search thoroughly, often violently or carelessly

Question 16

suitable

Answer 16

appropraite, acceptable for sth

Question 17

clamp

Answer 17

to fasten or hold tightly

Question 18

infringement

Answer 18

an action that breaks a rule or law

Question 19

invalid

Answer 19

not legally correct or acceptable

Question 20

ruling

Answer 20

a legal decision

Question 21

propeller

Answer 21

a device that causes an airpalen or biat to move

Question 22

sustained

Answer 22

having the ability to continue for a long time

Question 23

coarse

Answer 23

rough, not smooth

Question 24

prolonged

Answer 24

continuing for a long time, often in negarive sense

Question 25

inflexibility

Answer 25

inability to change

Question 26

variable

Answer 26

able to chnge

Question 27

pirch

Answer 27

the angle or slope of sth

Question 28

blade

Answer 28

a thin, flat part of machine

Question 29

rotation

Answer 29

turning motion

Question 30

cruise

Answer 30

to travel at a steady speed

Question 31

reliably

Answer 31

dependably

Question 32

handle

Answer 32

to manage, work well with

Question 33

turbulence

Answer 33

atrong, sudden movmenta in air

Question 34

aviation

Answer 34

the development, design , and use of aircratf

Question 35

design

Answer 35

a plan for making sth

Question 36

confer

Answer 36

to discuss, consult with sombody

Question 37

enthusiast

Answer 37

a person who is very intersted in sth

Question 38

isolation

Answer 38

the confdition of being alone or aeprated from others

Question 39

curiosity

Answer 39

interst, need to know

Question 40

revolutionize

Answer 40

to cahnge completely

Question 41

cable

Answer 41

wire used for sending electric signal

Question 42

disparate

Answer 42

diffrent

Question 43

utterly

Answer 43

totally

Question 44

rally

Answer 44

to gather support

Question 45

catastrophic

Answer 45

extermely bad

Question 46

inquiry

Answer 46

an offcial investigation

Question 47

insulation

Answer 47

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

Question 48

requisite

Answer 48

need, requirement

Question 49

set out

Answer 49

to start an activity

Question 50

tow

Answer 50

to pull behind

Question 51

transmit

Answer 51

to send

Question 52

snap

Answer 52

to break suddenly

Question 53

inexplicably

Answer 53

without explanation

Question 54

compensate

Answer 54

to make up for, balance out

Question 55

voltage

Answer 55

measure of electric power

Question 56

vilified

Answer 56

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

Question 57

indispensable

Answer 57

completely necessary

Question 58

flaw

Answer 58

a mistake or weakness , especially in design

Question 59

perseverance

Answer 59

continuation with a task despite difficulties

Question 60

triumph

Answer 60

to succed, win