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| 品级; 昆虫种类; 级; 等级制度; 印度的种姓 | |||
| 级社会性昆虫的不同型; 品级 (casta) | |||
| 特权阶层 | |||
| 等级制度 | |||
| English thesaurus | |||
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| collision avoidance system technical evaluation | |||
| Civil Aviation Signals Training Establishment | |||
| caste: 8 phrases in 5 subjects |
| Agriculture | 1 |
| Animal husbandry | 1 |
| Reproductive biology | 2 |
| Technology | 2 |
| Textile industry | 2 |