Lesson 5

Question 1

Aquatic

Answer 1

əˈkwɒ- $ əˈkwæ-, əˈkwɑː-/ adjective    
1 living or growing in water
 an aquatic plant
2 involving or happening in water
 aquatic sports

Question 2

Biosphere

Answer 2

/ˈbaɪəsfɪə $ -sfɪr/ noun [singular]

technical the part of the world in which animals, plants etc can live قسمت قابل زیست کره زمین

Question 3

Bizarre

Answer 3

/bəˈzɑː $ -ˈzɑːr/ ●●○ adjective

very unusual or strange عجیب و‌غریب

Question 4

Celsius

Answer 4

/ˈselsiəs/ noun [uncountable] (written abbreviation C)

a scale of temperature in which water freezes

Question 5

Coarse

Answer 5

/kɔːs $ kɔːrs/ ●○○ adjective
1 having a rough surface that feels slightly hard SYN rough OPP smooth
خشن زمخت زبر
a jacket of coarse wool
2 consisting of threads or parts that are thick or large OPP fine

Question 6

Campanion

Answer 6

/kəmˈpænjən/ ●●○ noun [countable]
1 someone you spend a lot of time with, especially a friend
For ten years he had been her constant companion.
His dog became his closest companion.
a travelling companion
dinner/drinking companion همنشین همدم، همراه

Question 7

Digest

Answer 7

daɪˈdʒest, də-/ ●○○ verb [transitive]
1 to change food that you have just eaten into substances that your body can use
Most babies can digest a wide range of food easily.
→ ingest هضم کردن
2 to understand new information, especially when there is a lot of it or it is difficult to understand SYN take in فهمیدن دریافت کردن

Question 8

Duration

Answer 8

/djʊˈreɪʃən $ dʊ-/ ●○○ AWL noun [uncountable]
the length of time that something continues
The course is of three years’ duration.
for the duration (of something) طول مدت

Question 9

Ecology

Answer 9

/ɪˈkɒlədʒi $ ɪˈkɑː-/ ●●○ noun [singular, uncountable]
the way in which plants, animals, and people are related to each other and to their environment, or the scientific study of this → environment
شاخه اي از محيط زيست ،زيست بوم شناسي

Question 10

Feat

Answer 10

/fiːt/ ●○○ noun [countable]
something that is an impressive achievement, because it needs a lot of skill, strength etc to do
remarkable/considerable/incredible etc feat
They climbed the mountain in 28 days, a remarkable feat. شاهکار ،کار بزرگ
feat of
an incredible feat of engineering
perform/accomplish/achieve a feat

Question 11

Infinite

Answer 11

/ˈɪnfənət/ ●●○ AWL adjective
1 very great in amount or degree بیشمار
a woman of infinite patience
an infinite number/variety of something
There was an infinite variety of drinks to choose from.
2 without limits in space or time ،بی حد و‌حصر،نامحدود ،بی نهایت OPP finite

Question 12

Nucleus

Answer 12

/ˈnjuːkliəs $ ˈnuː-/ noun (plural nuclei /-kliaɪ/) [countable]
1 the central part of an atom, made up of neutrons, protons, and other elementary particles
2 the central part of almost all the cells of living things
3 a small important group at the centre of a larger group or organization
nucleus of
هسته،مرکز اصلی،هسته مرکزی

Question 13

Parasite

Answer 13

/ˈpærəsaɪt/ noun [countable]
1 a plant or animal that lives on or in another plant or animal and gets food from it
2 informal a lazy person who does not work but depends on other people – used to show disapproval

Question 14

Prominent

Answer 14

/ˈprɒmɪnənt $ ˈprɑː-/ ●○○ adjective
1 important
a prominent Russian scientist
play a prominent part/role (in something)
The World Cup will have a prominent place on the agenda.
2 something that is in a prominent place is easily seen
prominent place/position

Question 15

Repetitive

Answer 15

/rɪˈpetətɪv/ adjective تکراری
done many times in the same way, and boring
repetitive work/tasks/jobs
repetitive tasks like washing and ironing
—repetitively adverb

Question 16

Reproductive

Answer 16

/ˌriːprəˈdʌktɪv◂/ adjective [only before noun]
1 relating to the process of producing babies, young animals, or plants
the human reproductive system
reproductive organs مولد
2 relating to the copying of books, pictures, music etc وابسته به تولید مجدد

Question 17

Temperate

Answer 17

/ˈtempərət/ adjective
1 → temperate climate/zone/region etc
2 formal behaviour that is temperate is calm and sensible OPP intemperate ملایم معتدل

Question 18

Tolerance

Answer 18

/ˈtɒlərəns $ ˈtɑː-/ ●●○ noun    
1 [uncountable] willingness to allow people to do, say, or believe what they want without criticizing or punishing them OPP intolerance → tolerate دگراندیش پذیری
Intolerance → tolerate
tolerance of/towards/for
 tolerance towards religious minorities
2 [countable, uncountable] the degree to which someone can suffer pain, difficulty etc without being harmed or damaged → tolerate
tolerance to
مدارا،ساذگاری،تحمل،بردباری

Question 19

Undergo

Answer 19

ʌndərˈɡoʊ/ verb (past tense underwent /-ˈwent/, past participle undergone /-ˈɡɒn $ -ˈɡɒːn/) [transitive]
if you undergo a change, an unpleasant experience etc, it happens to you or is done to you تحمل کردن،متحمل شدن

Question 20

Vulnerable

Answer 20

ˈvʌlnərəbəl/ ●●○ W3 adjective
1 someone who is vulnerable can be easily harmed or hurt OPP invulnerable
be vulnerable to something

2 a place, thing, or idea that is vulnerable is easy to attack or criticize