| 1. | The inverse of its slope is the speed of light . 其倾斜的倒数是光速。 |
| 2. | An example is the emission of light from matter . 物质的发光即为一例。 |
| 3. | The speed of light is an invariant constant . 光速是一个不变常数。 |
| 4. | The quantum of light is called a photon . 光的量子就称为光子。 |
| 5. | My hole is warm and full of light . 我的洞温暖如春,光线充足。 |
| 6. | Attenuation of light is in the form of absorption . 光是以吸收的形式衰减。 |
| 7. | George gobbin drifted in and not of light . 乔治戈宾辗转反侧,难以成眠。 |
| 8. | The searchlights projected powerful beams of light . 探照灯射出一道道强光。 |
| 9. | This picture shows fine effects of light and shade . 这幅画的明暗效果很好。 |
| 10. | And yet it seemed to throw a kind of light . 尽管如此,它似乎给了某种启迪。 |