比赛四十九秒钟后,赛跑选手抵达了中点.The runners reached the halfway mark in the race after 49 seconds.碳酸滴定中点和等量点也高得多.The midpoint and equivalence point for carbonic acid are much higher.在两壁间的中点永远找不到粒子.The particle is never to be found ha...
Lambs gamboled in the meadow.小羊在草地上欢跳.They gamboled down the passageway.他们沿着走廊蹦蹦跳跳地走过来。The Great Wall gamboled like a dragon's back over the northern hills.长城象一条巨龙飞舞着横亘在北方的山峦上....
任何有较强重力的物体都会对其他物体产生引力。Anything with strong gravity attracts other things to it.重返大气层的航天器受到重力的作用。Spacecraft which are re-entering the earth's atmosphere are affected by g forces.由于重力的关系,苹果往下掉.An apple falls down beca...