Steeply tilted foreset beds are formed only under very restricted condition.陡斜的前积层只有在非常严格的条件下才能形成.Topset, foreset, and bottomset beds normally developed.顶积 、 前积和底积层均正常发育....
The pingpong player undisturbedly struck back at his opponent.那个乒乓球运动员不慌不忙地回击对手.Yes! Are you ready to learn to play pingpong?是的! 你准备好学打乒乓球了 吗 ?In addition has the outdoor court, the pingpong table, the cafe.另有室外篮球场 、 乒乓球...