[n] any living thing that can move by itself
The zoo is home to many exotic creatures from around the world.
동물원은 전 세계에서 온 많은 이국적인 생물들의 보금자리입니다.
survive
[v] to continue to exist or live
The survive species in nature are often the ones that can adapt to changes.
자연에서 살아남는 종은 주로 변화에 적응할 수 있는 종들입니다.
crawl
[v] to move forward with the body close to the ground or to move on your hands and knees
The baby started to crawl across the living room floor.
아기가 거실 바닥을 기어가기 시작했습니다.
nervous system
[n] the bodily system that includes the brain and all of the nerves in the body and that makes movement and feeling possible by sending messages throughout the body
The nervous system helps our body respond quickly to danger.
신경계는 우리 몸이 위험에 빠르게 반응하도록 돕습니다.
solely
[adv] only and not involving anybody or anything else
He solely focused on his studies to improve his grades.
그는 성적을 올리기 위해 공부에만 전념했다.
neuron
[n] a cell that carries messages between the brain and the other parts of the body
The neuron transmits electrical signals in the brain.
신경 세포는 뇌에서 전기 신호를 전달합니다.
instant
[adj] happening immediately, without delay Instant noodles are a popular quick meal option for busy students.
즉석 라면은 바쁜 학생들에게 인기 있는 빠른 식사 옵션입니다.
camouflage
[n] the way in which an animal’s or plant’s color or shape matches their natural surroundings and prevents them from being seen
The chameleon uses camouflage to blend in with its surroundings.
카멜레온은 주변 환경과 섞이기 위해 위장을 사용합니다.
predator
[n] an animal that lives by hunting, killing, and eating other animals
The predator stalked its prey silently through the tall grass.
포식자는 키 큰 풀숲을 통해 조용히 먹이를 쫓았습니다.
prey
[n] an animal that is hunted, killed, and eaten by other animals
The lion stalked its prey silently through the tall grass.
사자는 키 큰 풀을 통해 조용히 먹이를 추적했습니다.
cell
[n] the smallest basic unit of an animal or plant
The human body is made up of trillions of tiny cells.
인체는 수조 개의 작은 세포로 이루어져 있습니다.
attach
[v] to join, connect, or fasten something to another thing
Please attach your photo to the application form.
신청서에 사진을 붙여주세요.
contract
[v] to become smaller or less
Metal contracts when it gets cold.
금속은 차가워지면 수축합니다.
noticeable
[adj] able to be seen or recognized easily
The noticeable improvement in her English skills impressed her teachers.
그녀의 영어 실력의 뚜렷한 향상은 선생님들을 감동시켰습니다.
gradually
[adv] happening slowly over a long period of time
The temperature gradually increased throughout the day.
온도가 하루 종일 서서히 올라갔다.
blink
[n] the act of quickly closing and then opening your eyes
The cat was gone in a blink of an eye.
그 고양이는 눈 깜빡할 사이에 가버렸다.
tissue
[n] a group of cells that form the different parts of plants, animals, and humans
The human body is made up of many different types of tissue.
인체는 많은 다양한 유형의 조직으로 이루어져 있습니다.
cover up
[v] to put something on top of something else in order to hide or protect it
She tried to cover up her mistake by telling a lie.
그녀는 거짓말을 하여 자신의 실수를 감추려고 했다.
wound
[n] an injury to part of the body, such as a cut or a hole in the skin
The doctor treated the wound carefully to prevent infection.
의사가 감염을 예방하기 위해 상처를 조심스럽게 치료했습니다.
take on
[v] to begin to have a particular appearance, quality, etc.
The sky took on a beautiful orange hue as the sun set.
하늘은 태양이 지면서 아름다운 주황빛을 띠었다.
blood vessel
[n] the tubes that carry blood throughout the body
The human body contains many blood vessels that transport oxygen and nutrients to different organs.
인체에는 산소와 영양분을 여러 장기로 운반하는 많은 혈관이 있습니다.
stem cell
[n] a type of cell that can develop into any other type of cell Stem cells have the potential to develop into many different types of cells in the body.
줄기 세포는 신체의 여러 다른 유형의 세포로 발달할 수 있는 잠재력을 가지고 있습니다.
function
[v] to work or operate in the correct way
The computer functions as a powerful tool for research and communication.
컴퓨터는 연구와 의사소통을 위한 강력한 도구로 기능합니다.
manner
[n] the way that something happens or is done
The teacher asked us to manner our behavior during the field trip.
선생님은 현장 학습 중 우리의 행동 방식을 바르게 하라고 요청하셨습니다.
protein
[n] a substance found in food that our bodies, especially our muscles, need in order to grow and be strong
Eggs are an excellent source of protein for building muscles.
달걀은 근육을 만드는 데 필요한 단백질의 훌륭한 공급원입니다.
iron
[n] a chemical element that is used to make steel, and that also exists in small quantities in blood and food
The blacksmith used a hammer to shape the hot iron into a horseshoe.
대장장이는 망치를 사용하여 뜨거운 철을 말발굽 모양으로 만들었습니다.
rely on
[v] to need or depend on somebody or something
We rely on our friends and family for support during tough times.
우리는 힘든 시기에 친구와 가족의 지원을 필요로 합니다.
copper
[n] a chemical element that is a soft, reddish-brown metal and is used to make wire, pipe, coins, etc.
The statue was made of copper, giving it a reddish-brown color.
그 동상은 구리로 만들어져 붉은 갈색을 띠고 있었습니다.
force
[n] physical action, power, or strength
The strong winds forced the tree branches to sway back and forth.
강한 바람이 나무 가지를 앞뒤로 흔들도록 힘을 가했습니다.
distribution
[n] the way in which somebody or something is spread out in a particular area or place
The teacher explained the distribution of grades on the exam.
선생님은 시험 점수의 분포에 대해 설명했습니다.
reminder
[n] something that helps you think of or remember somebody or something
The sticky note on my desk serves as a reminder to finish my homework.
책상 위의 포스트잇은 숙제를 끝내라고 상기시키는 역할을 합니다.
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