Scientific observers recorded 31 species of seabird caught in trawl and longline fishing from 1998-2004.Eighteen of these species are listed as threatened with extinction.是什么意思_Scientific observers recorded 31 species of seabird caught in trawl and longline fishing from 1998-2004.Eighteen of these species are listed as threatened with extinction.在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句