Discussion on exploratory fishing of Chilean jack mackerel( Trachurus murphyi ) in the open sea of the southeast Pacific and prospect of its commercial exploitation是什么意思_Discussion on exploratory fishing of Chilean jack mackerel( Trachurus murphyi ) in the open sea of the southeast Pacific and prospect of its commercial exploitation在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句