scroll case
| access
| scroll case abbr. | |
| auto. | 蜗旋 外壳 |
| ecol. | 蜗壳 |
| hydroel.st. | 蜗壳 |
| access abbr. | |
| gen. | 进人 通道; 人口; 进人孔; 引道; 通 路; 选择 |
| |||
| 蜗旋状外壳 | |||
| 蜗壳水轮机的 | |||
| 蜗壳 | |||
| 螺旋形箱; 涡壳 (水轮机) | |||
|
scroll case : 19 phrases in 4 subjects |
| Ecology | 2 |
| Electronics | 1 |
| Hydroelectric power stations | 7 |
| Technology | 9 |