| 1. | This is all we can observe . 这就是我们所能观察到的全部结果。 |
| 2. | She fenced well, as he had noticed before . 正如他以前观察到的那样,她很善于周旋。 |
| 3. | This was first observed by the botanist brown . 首先观察到这个现象的是植物学家布朗。 |
| 4. | Astronomers have never before observed such a phenomenon . 天文学家们过去从未观察到这种现象。 |
| 5. | It is a formal expression of the everyday observations . 这是一种每天观察到的现象的正式表述。 |
| 6. | Clearly defined centrosomes have been observed in some cells . 在一些细胞中观察到界限清楚的中心体。 |
| 7. | Nothing but a great many epithelial cells was observed in the stain . 染片中只观察到有大量的上皮细胞。 |
| 8. | Plant cover has been observed to influence pesticide persistence . 人们观察到植物覆盖对农药持久性有影响。 |
| 9. | They watched her gradually weaken as the disease progressed . 他们观察到她随着病情变化身体也渐渐衰弱下去。 |
| 10. | Through an arrow loophole he commanded a view upon the farther side . 他从一个箭洞里可以观察到那边的动静。 |