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indoors; undercover; within four walls | |||
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within doors |
在室内 : 13 phrases in 9 subjects |
Animal husbandry | 1 |
Automobiles | 2 |
Communications | 1 |
Economy | 2 |
Engineering geology | 1 |
Explosives and Explosive Ordnance Disposal | 1 |
General | 3 |
Management | 1 |
Ventilation | 1 |