three-span
| frame
| three-span | |
| tech. | 三跨度 |
| frame | |
| gen. | 木造的; 木结构的 |
| anim.husb. | 架子; 身架 |
| chem. | 框架 |
| el.mach. | 发电机机座 |
| el.mach. од. | 机座 |
| expl. | 有木架的; 有构架的 |
| math. | 标架，框架 |
| |||
| 三跨度 | |||
|
three-span : 16 phrases in 5 subjects |
| Agriculture | 2 |
| Architecture | 1 |
| Bridge construction | 2 |
| Rail transport | 1 |
| Technology | 10 |