crater

• The surface of the moon is pitted with craters
  月球表面因有种种陨石坑而坑坑洞洞。
• Flames blazed out from the crater of the volcano
  火焰从火山口猛烈地喷出来。
• What lies on the floor of this martian crater
  躺在火星陨石坑地面的是什麽？
• Gigantic blocks of rock litter the crater floor
  陨石坑底部到处是巨大石块。
• You look a raight down dacent little crater
  你看来完全是个体面的小家伙。 ”
• Lava boiled up from the crater of the volcano
  熔岩从火山口沸腾着升起来。
• Smoke puffed up from the crater of the volcano
  烟从火山口一阵阵地喷出。
• The surface of the moon is pitted with craters
  月球表面有很多环形坑。
• Standard guide for performing sputter crater depth measurements
  溅射焰口深度测量标准导则
• Barringer crater is 1 . 2km in diameter
  巴林杰陨石坑的直径有1 . 2千米。