The middle of the last century, the former Soviet Union scientists in my hometown sea drilling, from the seabed 3600 meters out as our sample.是什么意思_The middle of the last century, the former Soviet Union scientists in my hometown sea drilling, from the seabed 3600 meters out as our sample.在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句