慢速英语:科学家们研究海洋生物

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master – adj. having or showing great skill

snot – n. fluid that comes from the nose and other tissue

alien – adj. foreign

crafted – adj. something made with care, requiring a special skill

global – adj. related to the whole world

NASA – n. short for the National Aeronautics and Space Administration; the U.S. space agency

awe – n. a strong feeling of wonder