| 1. | Therefore , product quality is difficult to predict
因此，产品的质量是很难预测的。 |
| 2. | It is difficult to forecast stock market trends
股票市场趋势很难预测。 |
| 3. | The shape of the tail is very uncertain
尾事件的形式很难预测。 ” |
| 4. | Tornados are very difficulty to predict and they appear very suddenly
飓风很难预测。它们出现得很快。 |
| 5. | It is difficult to predict what may be expected at particular places
很难预测在某个地方将会发生什么。 |
| 6. | It ' s hard to 2 ) predict whether america will ever completely 3 ) conquer its prejudices
很难预测美国是否会完全克服它的偏见。 |
| 7. | However , he cautioned that it was very difficult to predict how large the ultimate decline would be
但他警告称，很难预测最终跌幅会有多大。 |
| 8. | The pace of change in the superhighway stakes is so quick that it has become impossible for the companies involved to predict the outcome
信息产业竞争的变化速度是如此之快以至于关联方很难预测其收益。 |
| 9. | The causes are often unknown , specific problems can be difficult to pinpoint , and the long - term effects hard to predict
造成这种情况的原因往往不为大家所知道，具体的问题可能很难被准确地认识到，这种痛苦对孩子们所造成的日后影响也很难预测。 |
