单词：radar automatic data transmission assembly
雷达自动数据传输装置
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Still exploring after 50 years, Donald Walsh is shown here at the North Pole. Donald Walsh grew up near San Francisco in the 1930s. Among his earliest memories is the mega-construction project he saw from his home in the Berkeley hills. Namely, the G
发表于:2019-01-13 / 阅读(44) / 评论(0)
VOA标准英语2010年(六)月
VOA标准英语2010年(六)月
He thought underwater exploration a waste of resources and pointed out that the Navy was not a research institute. 他认为水下探索是浪费资源，还指出海军不是个研究机构。 The nation, moreover, was about to become fully preoccup
发表于:2019-01-29 / 阅读(34) / 评论(0)
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