貌似周一就学的这个了  怕这几天没有时间，就先发上来。反正自己的计划是一周一篇。

dangerous endeavours: endeavour: try hard to do or achieve sth 

Antarctic icebergs 南极冰山

pigment:  颜色

remipede: 桨足类动物

Island of Abaco in the Bahamas: lie in the northern Bahamas 180 miles east of south Florida

paleoclimatologist:古气候学家

embark: 乘船，着手，从事

lap up: 欣然接受

subterranean：地下的，隐藏的

ultra low frequency: frequency range of electromagnetic waves between 300 hertz and 3 kilohertz. 

bowling alley: 保龄球馆，保龄球道

knit: 编织，结合

morph: 变种

Jupiter’s moon: 木星的卫星

there are 67 known moons of Jupiter. This gives Jupiter the largest number of moons with reasonably secure orbits of any planet in the Solar System.