41. | primary planets |
| 一等行星
|
42. | primary [secondary] prevention |
| 初期[中期]预防
|
43. | primary school pupils |
| 小学生
|
44. | a primary [secondary] cell |
| 原[蓄]电池
|
45. | primary products |
| 初步产品
|
46. | hold a primary |
| 举行初选
|
47. | a closed primary |
| (美)关门预选(只有党员才可参加,选举自己所属政党的候选人)
|
48. | a direct primary |
| (美)直接预选(选民直接投票选出候选人)
|
49. | an open primary |
| (美)(任何已登记的选民均可参加选举的)开放预选
|
50. | a preferential [preference, presidential] primary |
| (美)(指选民通过直接投票或推选代表参加候选人提名会的方式表示对总统候选人意向的)总统预选
|