| 1. | We were necessitated to leave at once 我们不得不马上离开。 |
| 2. | This necessitates subdivision of the area to be reclaimed . 这就必须划分要改良的面积。 |
| 3. | This necessitates to differentiate between forecasts and projections . 区分预测和规划是十分必要的。 |
| 4. | Language learning usually necessitates conscious mimicry . 一般地说,学习语言就要进行有意识的摹仿。 |
| 5. | The lion's right to life necessitates violating the antelope's right to life . 狮子的生存权必然侵犯羚羊的生存权。 |
| 6. | This necessitates the greatest expansion possible of the air strength based on china . 这需要尽力扩充以中国为基地的空军实力。 |
| 7. | To map 100 mutants by this method would necessitate nearly 5, 000 crosses . 用这种方法来绘制100个突变型的遗传图就要做5000个杂交。 |
| 8. | The decision to invade north africa necessitated a complete reversal in our thinking . 进攻北非的决定,要求我们在思想上完全转变。 |
| 9. | This job necessitated a knowledge of stenography and typewriting, which she soon acquired . 这工作需要会速记和打字,她不久便学会了。 |
| 10. | The lack of fine fractions in the expanded clay necessitates the addition of other aggregates . 膨胀性粘土缺乏细料部分,故必须添加其它骨料。 |