Future Literacy 150-3 영영 Unit 07

교육안내

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세트공유

astronaut

n. a person who travels in a spacecraft into outer space
Astronauts have to be very healthy in order to go up into space.

headache

n. a pain in the head
This can make astronauts feel dizzy and cause headaches.

weak

adj. having little power or strength
Also, astronauts will become weaker because there is no gravity to push against.

against

prep. in opposition to
Also, astronauts will become weaker because there is no gravity to push against.

stay

v. to continue to be in a specified state
There is a way to stay healthy.

equipment

n. supplies and tools needed for a special purpose
They can walk, run, or ride a bike using sports equipment.

move

v. to cause your body to go from one position to another
Astronauts need to keep moving while they are in space so that they can stay healthy.

in order to

phr. to make it possible for something to happen
Astronauts have to be very healthy in order to go up into space.

once

conj. as soon as; when
But once they are in space, they may have health problems that are caused by zero gravity.

gravity

n. the force that causes things to fall towards the Earth
But once they are in space, they may have health problems that are caused by zero gravity.

without

prep. not having or including (something)
Without gravity, astronauts can “swim” in the air.

at first

phr adv. when something begins to happen
This may seem fun at first, but zero gravity can make astronauts feel sick.

blood

n. the red liquid that flows through the bodies of people and animals
In space, blood rushes up to the head.

rush

v. to move quickly
In space, blood rushes up to the head.

dizzy

adj. feeling that you are spinning without moving
This can make astronauts feel dizzy and cause headaches.