50码长的轨道被炸药炸毁了。
工程师对轨道进行了彻底检查。
两艘宇宙飞船将在轨道上对接。
该行星轨道的方向不断变化。
The orientation of the planet's orbit is changing continuously.
火车沿着轨道嘎嚓嘎嚓地缓慢行驶着。
火星和地球的轨道随着时间而发生改变。
一颗新的人造卫星被送上了环绕地球的轨道。
七英里的轨道被铺设来连接宾馆和高尔夫球场。
Seven miles of track were installed to link the hotel to the golf course.
从新泽西驶来的一辆火车撞上了轨道尽头的栅栏。
A train from New Jersey ploughed into the barrier at the end of the track.
火车偏离了铁轨，但又设法回到了原来的轨道上。
The train left the rails but somehow forced its way back onto the line.
它可以让火车在现有蜿蜒盘旋的轨道上保持匀速。
It allows the train to maintain a constant speed through the twists and turns of existing track.
更好的驱动装置能在湿滑的条件下提高轨道的附着力。
Better driving equipment will improve track adhesion in slippery conditions.
届时地面控制人员将点燃助推器，把卫星送入预定轨道。
Ground controllers will then fire the booster, sending the satellite into its proper orbit.
主管们发誓要让公司重上轨道，不过从那以后股票价格还是下降了30％。
Executives pledged to get the company back on track. Since then, though, shares have fallen 30 per cent.
宇航员们今天将做最后一次尝试，把一颗通讯卫星从它无用的轨道上拯救出来。
Astronauts will make a final attempt today to rescue a communications satellite from its useless orbit.
你将在8号轨道找到你的列车。
你将在8号轨道找到你的列车。
卫星被射入环绕月球的轨道。
磁悬浮不依赖于车轮在轨道上的摩擦力。
地球轨道的周期性变化会影响地球的气候。
Periodic changes in Earth's orbit could affect Earth's climate.
这种周期性轨道只是彗星生命中的一个阶段。
This kind of periodic orbit is only a phase in a comet's life.
生产已经走上轨道。
有一次，我们看到它以与轨道一致的方式移动。
Once, we saw it was moving in a pattern consistent with an orbit.
一个男孩和一个女孩在错误的轨道上坠入爱河。
A boy and a girl fell in love from the wrong sides of the tracks.
一台绞车在集装箱堆上方的轨道网上前后、左右穿梭。
A winch shuttles back and forth, and side to side, on a grid of rails above stacks of containers.
当行星绕太阳运行时，其轨道椭圆的主轴每次都会改变。
The main axis of the planet's orbital ellipse shifts each time when it goes around the sun.
在分子轨道理论中，我们基于轨道的对称性给它们命名。
In molecular orbital theory, we named orbits based on their symmetry.
在每个轨道内，天体之间的碰撞产生了巨大的热量和能量。
Within each orbit, collisions between planetesimals generated immense heat and energy.
地球引力减缓了月球的自转速度，使之与其轨道的速度相匹配。
The earth's gravity slows the moon's rotation, matching it to the speed of its orbit.
这是我提到的肺，用于写电子构型，并以正确的顺序得到轨道能量。
Here's the pneumonic I mentioned for writing the electron configuration and getting those orbital energies in the right order.
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