| 1. | His finely chiselled nostrils quivered .
他那轮廓分明的鼻孔在打颤。 |
| 2. | His craggy face was serious .
他那张棱角分明的脸十分严肃。 |
| 3. | The commencement of articulate speech belongs to this period .
音节分明的语言即开始于这一期。 |
| 4. | I believe that species come to be tolerably well-defined objects .
我相信物种终究是界限分明的实物。 |
| 5. | They do not have a nuclear membrane and so no discrete nucleus .
原核体细胞没有核膜，因此也没有界限分明的细胞核。 |
| 6. | I shall not attempt to draw a precise line of demarcation between the two methods .
我不想在这两种方法之间划出一条截然分明的界限。 |
| 7. | We see what we explore, our minds ascend a palpable ladder of causes and effects .
我们看得见我们勘探的事物，我们的思想沿着层次分明的原因和结果逐步往上探索。 |
| 8. | The physician's need for objective, concise, and well-organized information on drugs is obvious .
医生非常需要有关药物的客观性强，内容精炼，条理分明的情报资料。 |
| 9. | Only when both phases are present in the system is there a clear-cut distinction between liquid and gaseous states .
只有当体系中两相都存在时，在液体和气体之间才有界限分明的界面。 |
| 10. | The shape factor is less for rounder or streamlined objects than for irregular or sharp-edged structures or elements .
对圆形或流线型的物体来说，形状图子要比不规则的或棱角分明的结构物或部件小得多。 |
