| 41. | maintain the appearance of a gentleman |
| 维持绅士的体面
|
| 42. | maintain a wait-and-see [watch-and-see] attitude |
| 持观望态度
|
| 43. | maintain a nuclear edge |
| 保持核优势
|
| 44. | maintain a precarious existence |
| 维持朝不保夕的生活
|
| 45. | maintain a business establishment in London |
| 维持在伦敦的一家商行
|
| 46. | maintain one's existence |
| 维持生存
|
| 47. | maintain public roads |
| 养护公路
|
| 48. | maintain friendly relations |
| 保持友好关系
|
| 49. | maintain amicable relations with foreign nations |
| 与外国保持友好关系
|
| 50. | maintain reserve |
| 保持缄默
|