| 1. | Some synthetic materials do not crush easily. |
| 有些化纤衣料不易起皱。
|
| 2. | Most synthetic detergents are in the form of powder or liquid. |
| 大多数合成洗涤剂呈粉状或液态。
|
| 3. | The first synthetic dye was made by Perkin in 1856. |
| 第一种人造染料是帕金（英国人）于1856年制成的。
|
| 4. | synthetic diamonds, rubber, etc |
| 人造钻石, 合成橡胶
|
| 5. | synthetic chemistry |
| 合成化学
|
| 6. | the salesman's synthetic friendliness |
| 那男售货员的虚情假意
|
| 7. | an agent of the factory for selling its synthetic detergent |
| 负责出售该厂生产的合成洗涤剂的代理商。
|
| 8. | synthetic fiber industries |
| 合成纤维工业
|
| 9. | synthetic perfumes |
| 人工香料
|
| 10. | natural [ synthetic ] dyes |
| 天然[合成]染料
|