plumes from the volacnoes extend to more than 300 kilomters above the surface,with material being ejected at speeds up to a kilometer per second.5093

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plumes from the volacnoes extend to more than 300 kilomters above the surface,with material being ejected at speeds up to a kilometer per second.5093
plumes from the volacnoes extend to more than 300 kilomters above the surface,with material being ejected at speeds up to a kilometer per second.5093

plumes from the volacnoes extend to more than 300 kilomters above the surface,with material being ejected at speeds up to a kilometer per second.5093
火山(volcano)的烟尘在地面上飘散(扩展)出超过300千米,(同时)那些物质被以1千米每秒的速度喷射出.(直译)