| 1. | How many pictures remained on the camera film ? 还剩下多少张底片没照? |
| 2. | Do a blow-up of this corner of the negative . 把底片的这一角放大。 |
| 3. | He began to take down the two sets of films . 他开始把两组底片拿了下来。 |
| 4. | How many exposures have you got left ? 还剩下多少张底片没照? |
| 5. | Your own physician will get these films tomorrow . 明天你的医生就会取得底片。 |
| 6. | Shut the door or the light will fog the film . 把门关上,不然亮光能使底片发灰。 |
| 7. | The negatives were perfect . 洗出的底片十分清晰。 |
| 8. | Where are the negatives now ? 底片现在哪里? |
| 9. | Usefulness includes the fact the negatives have been calibrated . 所谓有用,是指在底片上要有标度。 |
| 10. | The plate was immersed for 4 minutes in the single bath of rapid fix . 这张底片在快速定影盆内浸饱了4分钟。 |