摘要

<正>在一次水下探索过程中,美国的科学家们在波多黎各附近水域发现一种新的凝胶状物种。Scientists have discovered a new species of ctenophore(栉水母) near Puerto Rico. It was discovered two and a half miles below sea level by the National Oceanic and Atmospheric Administration(NOAA) Fisheries research team.