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- Some of this energy congealed into particles, which assembled into light atoms like hydrogen and helium. 有些能量凝结成了粒子，这些粒子组合形成了轻原子如氢和氦。
- For example, in a triphenylphosphine complex of a heavy element, the light atoms will be less well determined from the X-ray data than the heavy atoms. 例如在含有重元素的三苯基膦的配合物中，轻原子可能不能被很好的确定出来。
- The liberated neutrons collide repeatedly with the light atoms of the moderator in such a way that they lose much of their energy and eventually become thermalized. 释放出的中子与缓和剂的轻原子反复不断相互碰撞。碰撞的结果，中子便会失掉大量能量，于是最终会变成热速化中子。
- I groped for the light switch in the dark room. 我在黑暗的房间里摸索着找电灯开关。
- The portrait shows fine effects of light and shade. 这幅肖像画的浓淡色调表现得很好。
- A red light is usually a signal of danger. 红灯通常是危险的信号。
- Now I begin to see light on their good intentions. 现在我对他们的良好动机开始有所领会了。
- The bright light of the car dazzled me. 这汽车的灯光使我目眩。
- Only a lighter atomic nuclei fusion can occur, such as the hydrogen isotope deuterium and tritium, and so on. 只有较轻的原子核才能发生核聚变，比如氢的同位素氘、氚等。
- He turned off the dash light and drove on. 他关掉仪表板上的灯，继续驱车前进。
- The light was diffused by the leaves. 树叶使光线漫射。
- I grope for the light switch in the dark room. 我在黑洞洞的屋里摸索著寻找电灯开关。
- The light bulb in the kitchen burnt out. 厨房里的电灯泡烧坏了。
- A strong light impinged on his eyes. 一道强烈的光刺着他的眼睛。
- He can see a glimmer of light through the curtain. 他能透过窗帘看到一丝微光。
- She runs up the stairs with a light graceful step. 她以轻快优雅的步子奔上楼去。
- We troubled him to turn on the light. 我们麻烦他打开电灯。
- A crepehanger usually sees life in a gloomy light. 悲观者常以沮丧态度来看人生。
- I can't read while you are standing in my light. 你挡住了我的光线，我没法看书。
- He do not throw much fresh light on the subject. 关于这个问题他没有提供很多新的见解。
