| 1. | It was not men that were lacking, but arms .
所缺少的不是人，而是武器。 |
| 2. | It is part and parcel of the same battle .
它是同一战斗中不可缺少的组成部分。 |
| 3. | It contained something which the turbulent nations needed .
它依然包含着动乱的民族不可缺少的东西。 |
| 4. | Poland was an instrument needed in the orchestra of europe .
波兰是欧洲这个管弦乐队中一个不可缺少的乐器。 |
| 5. | Some goods, necessary for development, are available only from abroad .
一些对经济发展不可缺少的商品只能从国外获得。 |
| 6. | It always is an inseparable part of the research and development cycle .
它总是研究和开发周期中的一个不可缺少的部分。 |
| 7. | She became at last an inevitable figure at all respectable entertainments .
她后来终于成为各种体面集会上不可缺少的人物。 |
| 8. | It was good to feel needed, responsible, and liked .
感到自己是不可缺少的，是负有责任的，为大家所喜爱，这也是令人惬意的事。 |
| 9. | In certain circumstances, other theorems may be advantageous or even indispensable .
在某种情况下，用其它定理可能是有利的，甚至是不可缺少的。 |
| 10. | Dr. morgenstern's indispensable assistance in this regard is gratefully acknowledged .
我们对于莫根施特恩博士在这方面给予的不可缺少的协助深表感谢。 |
