“several hills”可以造什么句，several hills造句
来源：语文精选馆 2.21W
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.
She was right, in that Antananarivo is a teeming, polluted, unkempt city of two million people, spilled across several hills.
