| 21. | give an impulse to industrial expansion |
| 促进工业的扩展
|
| 22. | the post-war period of economic expansion |
| 战后经济成长时期
|
| 23. | arms [armaments] expansion |
| 军备扩张
|
| 24. | the history of the British Imperial expansion |
| 英帝国（领土）扩张的历史
|
| 25. | the easy expansion of the wings of a bird |
| 鸟翼自如的展开
|
| 26. | their great expansion of vocabulary |
| 他们词汇量的大幅度增加
|
| 27. | industrial expansion |
| 工业的发展
|
| 28. | a long and steady expansion of output |
| 产量的长期而稳步的上升
|
| 29. | military and political expansion |
| 军事和政治扩张
|
| 30. | national expansion of production |
| 全国生产的发展
|