远处,多少座小山在云雾中若隐若现。
She was right, in that Antananarivo is a teeming, polluted, unkempt city of two million people, spilled across several hills.她是对的,安塔那那利佛零星散落在山顶之间,居住着2百万人口,没有规划,污染严重。
The eruption opened a 500-meter (2,000-foot) fissure, and also produced lava fountains that built several hills of bubble-filled lava rocks (scoria) along the vent.这次火山喷发使山体产生了一个500米(2000英尺)的裂缝并导致了数个熔岩喷泉,它们在火山口周围形成了多个由泡沫填充岩(矿渣)组成的小山丘。