| 1. | My friend gave me his picture as a keepsake before going away .
我的朋友在离别前给我一张照片留作纪念。 |
| 2. | Since it is easier to cut down a model rather than to build it up in layers, the method is applied in reserve .
由于模型逐层削减较逐层建筑容易，故此方法是留作备用的。 |
| 3. | It is left for a problem to show that the appropriate locations of p and p' are those indicated in the figure .
我们把它留作一个习题，请读者证明P和P’的恰当位置，就是图中所示位置。 |
| 4. | Land left in bare fallow to be sown with winter crops sustained losses that far exceeded the rate of new soil formation .
留作播种冬季作物的休耕地所经受的土壤流失远远超过土壤生成的速率。 |
| 5. | I leave these suggestions as exercises for the reader
我将这些建议留作读者的作业。 |
| 6. | I ' ve put some money aside for my holiday
我存了一点钱留作放假的时候花。 |
| 7. | Or as a wonderful remembrance for friends
或者给朋友留作纪念 |
| 8. | Or as a wonderful remembrance for friends
或者给朋友留作纪念 |
| 9. | At least we got this to show for it
至少我们有这个留作纪念 |
| 10. | My friend gave me his picture as a memento before going away
我的朋友在离别前给我一张照片留作纪念品。 |
