| 1. | Usually it is hard to get a simple substance . 一般得到一种单纯的物质很困难。 |
| 2. | During germination, the seed is able to convert simple substances into the complexity of the living plant . 在发芽时,种子能把简单的物质转变为活的植株复合体。 |
| 3. | The manufacture of thiamine from the simple substances present in the minimal medium does not take place in a single chemical reaction . 从最低培养基中的简单物质制造硫胺素,不是通过单一的化学反应。 |
| 4. | The mixture will resolve into four simple substances 混合物会分解成四个简单的物质。 |
| 5. | The mixture will resolve into three simple substances 这种混合物可分解成三种单纯状之。 |
| 6. | This mixture is resolvable into two simple substances 这两混合物可分解成两种单一的物质。 |
| 7. | For your health , give this simple substance the importance it deserves 为了你的健康,给予这个简单物质足够的重视吧。 |
| 8. | And ti in the films are tio _ 2 structure . w in the films are two forms ? ? simple substance and wo3 , and the ratio of two forms is 6 . 4 : 1 并且w以wo _ 3形式和单质态存在,六价钨和单质钨的原子浓度比为6 . 4 : 1 。 |
| 9. | And there must be simple substances , since there are compounds ; for a compound is nothing but a collection or aggregatum of simple things 由于存在复合物,因此必然存在单纯物,所谓复合物,即单纯物的集合。 |
| 10. | Drinking water throughout the day is an important habit to pick up . for your health , give this simple substance the importance it deserves 全天候饮水补水是个必须养成的重要习惯。为了你的健康,给予这个简单物质足够的重视吧。 |