| |||
| 一式两份三份 | |||
| 正副各一份; 一式二三、四 份 (triplicate, quadruplicate) | |||
| 平行; 双份 | |||
| 一式二份 | |||
| 一式两份 (triplicate, 三份) | |||
| 一式两份地 | |||
| 一式; 两份 | |||
| 一式两份 | |||
|
in duplicate : 28 phrases in 12 subjects |
| Business | 5 |
| Commerce | 7 |
| Economics | 4 |
| Finances | 1 |
| Foreign trade | 1 |
| General | 2 |
| Insurance | 1 |
| International trade | 3 |
| Law | 1 |
| Logistics | 1 |
| Securities | 1 |
| Technology | 1 |