TED-Ed 속독] 1주차-2: Why do humans have a third eyelid?

단어 정리> debris 잔해, 쓰레기vestigial (자취 또는 흔적으로) 남아있는stick around (어떤 곳에(서)) 가지 않고 있다[머무르다] / trait 특성 / make it 살아남다mutation 돌연변이, (형태, 구조상의) 변화 / stubby 뭉툭한, 짤막한tendon 힘줄, 건, defunct 죽은, 소멸한, 현존하지 않는 primate 영장류 / inflamed 염증이 생긴 burst 터지다, 파열하다, 터뜨리다 (burst-burst-burst)sentence 형벌, (형의) 선고 / relic 유물본문> You know that little pink thing nestled in the corner of your eye? It’s actually the remnant of a third eyelid. Known as the “plica semilunaris (반달주름),” it’s much more prominent ..........

원문링크 : TED-Ed 속독] 1주차-2: Why do humans have a third eyelid?