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| 〔飞机〕机组人员分级检验; 空勤〔飞行，机务〕人员 | |||
| 空勤组; 机组; 空勤人员 | |||
| English thesaurus | |||
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| acrw | |||
| aircrew: 39 phrases in 3 subjects |
| Aviation | 37 |
| Space | 1 |
| United Nations | 1 |
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