sea cow　隐藏摘要 
海牛
sea cook 船上厨师
sea cow 海牛
Sea crow 海鸥
http://blog.cnexp.net/more.asp?id=48808&name=johnhuffman - 基于26个网页
大海牛；海牛
谢德兰小型马 Shetland pony
大海牛；海牛 sea cow
苏格兰猎鹿狗 Scottish deerhound
http://blog.163.com/hgh1007@126/blog/static/1823440820075611543216/ - 基于11个网页
船殼上的海底閥
【海】船長,艦長sea cock
船殼上的海底閥sea cow
【動】海牛;海象sea cucumber
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steller's sea cow