During the two months we spent in the Galapagos Rift Valley, we found fire vents, four of them active and one inactive.是什么意思_During the two months we spent in the Galapagos Rift Valley, we found fire vents, four of them active and one inactive.在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句