窗户是个炮眼，墙壁异乎寻常的厚。
下层炮眼已淹没在水里。
一个爆破炮眼组包括掏槽眼、辅助眼、压眼和边界眼。
A blast round consists of cut, relief, breast, and trim holes.
下层炮眼已淹没在水里，涌进船舱的水给’瓦萨’号带来了难以逃脱的厄运。
The lower gun-ports were now below water and the inrush sealed the ship's fate.
下层炮眼已淹没在水里，涌进船舱的水给’瓦萨’号带来了难以逃脱的厄运。
The lower gun-ports were now below water and the inrush sealed the ship's fate.
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