常見例句雙語例句To cause(molten lava)to pour forth from a volcanic vent.使（巖漿等）噴出使（熔巖）流出火山口。There is a buried volcanic vent of 10000 years old in the Xiaoshan district, whi ch is formed by tuffs resulting from multistage eruptions. This district was once a bay.小山區(qū)域有距今1萬餘年前的掩埋火山口，小山的巖性爲多期噴發(fā)的凝灰?guī)r組成。They have both the flooding and the intrusive lithofacies but also have the volcanic and the volcano vent lithofacies and the lithology is mainly the middle acidic intrusive rocks.既有溢流相，又有侵入巖相，還有次火山巖相和火山通道相；巖性主要以中酸性侵入巖爲主。權威例句Its surface is no more unpleasant than the inside of a volcanic vent, where bacteria thrive.NEWYORKER: The Martian Chroniclers 返回 volcanic vent