| 51. | a series of glittering glissandi on the piano |
| 钢琴演奏中一系列明快的滑奏
|
| 52. | a series of ridges in a ploughed field |
| 犁过的田地上的垅
|
| 53. | a series of mischances |
| 一连串的不幸
|
| 54. | a series of prints of London life |
| 一组伦敦生活的画片
|
| 55. | a series of border clashes which culminated in full-scale war |
| 导致全面战争的一连串的边界冲突事件
|
| 56. | a series of discrete events |
| 一系列互不相关的事件
|
| 57. | a series of felonies |
| 一连串的重罪案
|
| 58. | series of good harvests |
| 接连的丰收
|
| 59. | a series of brilliant leaders |
| 一个接一个的杰出领袖
|
| 60. | a series of interconnected caves |
| 一连串相互连接的洞
|