Once we came across a school of hippopotami, which rose, and bellowed dreadfully at us within ten or a dozen fathoms of the boat是什么意思_Once we came across a school of hippopotami, which rose, and bellowed dreadfully at us within ten or a dozen fathoms of the boat在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句