Does life exist on other planets?其他行星上有生命吗？Which planets can sustain life?哪些行星可以维持生命的存在？Asteroids, also known as " minor planets ", are numerous in the outer space.小行星, 亦称为 “ 小型行星 ”, 在外太空中不计其数....
The picture shows six of the eight planets in the solar system.这幅图标示了太阳系八大行星中的6颗。...careful observation of the movement of the planets...对行星运动的仔细观测There was no gainsaying the astronomer's knowledge about the planets...
There was a diabolic gleam in his eyes as if something amused him greatly.那时他眼里闪耀着一丝残忍的光辉,仿佛有什么叫他大为高兴似的.In the light from the hall, her hair had a golden gleam.在大厅灯光的照射下，她的头发闪着金色的光芒。A few faints gleam of sunshine lit up ...
P点和Q点分别表示该质点的两个位置.Points P and Q represent two positions of the particle.碰撞并不往往使质点减速.Collisions need not always act to slow particles down.我们可标记占据某个小领域的质点群.We label a group of particles occupying a small neighbourhood....
He is a terrific athlete and a brilliant jumper...他是个出色的运动员，弹跳力非常好。The athlete takes off from one leg from an inward twist.这名运动员向内转体一周单腿起跳。His admiration for the athlete did not extend to the point where he would follow ...
It is a painful experience having the boil lanced.把疖子切开是很痛的。The doctor lanced the boil on his hand.医生用柳叶刀切开他手上的水泡.Tanks lanced on into the enemy's position.坦克车急速冲进敌军阵地....