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- It's a once in a lifetime chance. 这是一生难得的机会。
- She devoted her lifetime to the study of zoology. 她以毕生精力从事动物学研究。
- He met with many a setback in his lifetime. 他一生中遭到过许多挫折。
- photon lifetime 光子寿命
- A lifetime guarantee; lifetime membership. 终身保障; 终身会员资格
- He is a legend in his lifetime for his scientific discoveries. 他的科学发现使他一生成为传奇人物。
- The eating habits of a lifetime are not easily given up. 一生中长期形成的饮食习惯是不容易改掉的。
- Could you reconcile yourself to a lifetime of unemployment? 你能甘心一辈子失业吗?
- In his own lifetime Galileo was the centre of the controversy. 伽利略在世之日一直是激烈的论战中心。
- He has gone through many a severe test during his lifetime. 他一生中经受过多次严峻的考验。
- The quantum of light is called a photon. 光的量子就称为光子。
- Can the photon be treated as a frame of reference? 光子能否作参考系呢?
- He had put by a good sum during a working lifetime. 在他一生的工作中积蓄了一大笔钱。
- SPECT: Single Photon Emission Computer Tomgraphy. 单光子发射计算机断层扫描仪。
- The chief or entire work of a person's lifetime. 主要工作一个人毕生从事的工作，一生中最主要的工作
- Single Photon Medical Lineal Accelerator,1set. 单光子医用直线加速器,1台。
- He had a lifetime of frustrations. 他一生坎坷。
- They are permanent as a photon is not. 它们是永恒的，而光子则不然。
- Note: Photon is a quantum of light. 注:光子是组成光的粒子。
- I doubt if there will be a female president in this country in my lifetime. 我怀疑在我有生之年这个国家会不会出现一位女总统。
