| 单词 | blockhouse |
| 释义 | blockhouse /blok"hows'/, n. , pl. blockhouses /how'ziz/. 1. Mil. a fortified structure with ports or loopholes through which defenders may direct gunfire. 2. Also called garrison house. (formerly) a building, usually of hewn timber and with a projecting upper story, having loopholes for musketry. 3. a house built of squared logs. 4. Rocketry. a structure near a launching site for rockets, generally made of heavily reinforced concrete, for housing and protecting personnel, electronic controls, and auxiliary apparatus before and during launching operations. [1505-15; < MD blochuus, equiv. to bloc BLOCK + huus HOUSE] |
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