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- Chemical decomposition induced by light or other radiant energy. 光分解，光解作用由光或其它光源引起的化学分解
- Many lasers are pumped by light. 许多激光器是用光来激发的。
- The old bridge can only be used by light vehicle. 那座旧桥只能通行轻型车辆。
- Reaction of methanol clusters following multiphoton ionization by VU laser[J]. 引用该论文 蔡廷栋;张树东;孔祥和;许明坤;姜素蓉.
- The old bridge can only is used by light vehicle. 那座旧桥只能通行轻型车辆。
- The old bridge can only be used by light vehicles. 那座旧桥只能通行轻型车辆.
- It's get to the outdoor park by light rail. 乘轻轨电车到户外公园又快又便利。
- You Can go there by light railway. 你可以乘轻轨去。
- Is a chemical reaction driven by light ray. 就是光线驱动的一个化学反应。
- ionization by light 光致电离
- Optics The studies of the effects caused by light. 研究由光引起各种效果的科学。
- Riddle:What is dark but made by light? 谜面：什么东西是黑暗的但却是由光制造的?
- Indirect ionization by neutrons can also result from fission of plutonium or uranium isotopes. 通过使钚或铀同位素裂变，中于也能产生间接的电离作用。
- The human race mostly conveys messages by light. 摘要人类主要通过光传递信息。
- The distance travelled by light in one year is called a light year. 光在一年内行经的距离称作1光年。
- Most of the cities were affected by light noise pollution. 多数城市受到轻度噪声污染。
- Impenetrable by light; neither transparent nor translucent. 不透光的不能被光线穿透的；既不透明也不是半透明的
- Chemical decompositioninduced by light or other radiant energy. 光分解,光解作用由光或其它光源引起的化学分解。
- Impenetrable by light;neither transparent nor translucent. 不透光的不能被光线穿透的;既不透明也不是半透明的
- The sound made by a light stroke or tap or by light footsteps. 拍打声，轻轻的脚步声轻轻的抚摸、拍打或轻轻的脚步所发出的声音。
