| 1. | His whereabouts have been utterly unknown so far .
迄今他的下落全然未知。 |
| 2. | I had hitherto continued to board with godfrey .
迄今我仍在戈费雷处用膳。 |
| 3. | I have n't told him the whole story to this day .
我迄今仍未给他讲完整个故事。 |
| 4. | The full story is more complicated than indicated so far .
整个事实比迄今所述还要复杂得多。 |
| 5. | So far we have not included the effects of electron spin .
我们迄今还未将电子自旋的效应考虑在内。 |
| 6. | The orbits of such faint asteroids are not yet known .
但是对于这样暗的小行星的轨道，迄今尚未弄清。 |
| 7. | They disclose a most grave and as yet unexplained tendency .
它们揭露了一种极其严重迄今尚难解释的倾向。 |
| 8. | The missing parts of the inscribed bamboo slips have not yet been discovered .
迄今仍未发现竹简残缺的部分。 |
| 9. | The reason is that we have not yet described the states completely .
这是因为我们迄今对状态还没有完整地描述过。 |
| 10. | There is still great interest in boron as an essential plant nutrient .
迄今硼作为植物的必要营养元素仍极其重要。 |
