root system
all of a plant's roots considered together
n.L1 핵심B2
뿌리계; 뿌리 전체
영어 정의 all the roots of a plant considered as a connected structure for anchorage and absorption
TOEFL 어휘
단어와 구문 2,876개 · 주제 21개
어휘 (105)
reptile
n. · B2 · L2animal such as a snake, lizard, turtle, or crocodile
파충류
resistant
adj. · B2 · L1able to withstand a disease, chemical, or other harmful influence
저항성이 있는; …에 강한
root system
n. · B2 · L1all of a plant's roots considered together
뿌리계; 뿌리 전체
seed dispersal
n. · B2 · L2spread of seeds away from the parent plant
종자 산포; 씨앗의 퍼짐
selective pressure
n. · C1 · L2environmental factor favoring some inherited traits
선택압
sexual reproduction
n. · B2 · L2production of offspring through the joining of reproductive cells
유성 생식
species
n. · B1 · L1interbreeding group under the biological species concept
종; 생물종
survive
v. · B1 · L1stay alive through difficult conditions
살아남다; 생존하다
symbiosis
n. · C1 · L3close and persistent association between different species
공생; 서로 다른 종 사이의 밀접하고 지속적인 관계
terrestrial
adj. · C1 · L2living on land rather than in water
육생의; 육지에서 사는
territorial
adj. · B2 · L2defending an area against other animals
영역을 지키는; 세력권 의식이 있는
thrive
v. · B2 · L1grow or develop very well
무성하게 자라다; 번성하다
tissue
n. · B2 · L1cells organized to perform a biological function
생체 조직
tolerate
v. · B2 · L1withstand an unfavorable condition without serious harm
견디다; 불리한 환경을 견뎌 내다
vertebrate
n. · C1 · L2animal belonging to the group with backbones
척추동물