04250850-n
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| 通气管, 通气装置, 一种潜艇换气装置, 通气孔, 通气 管, 水下 通气 管, 水下通气管, 潜艇换气装置, 潜艇 换气 装置, 通气 装置, 一 种 潜艇 换气 装置 |
| snorkel, schnorkel, schnorchel, snorkel breather, breather |
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air passage provided by a retractable device containing intake and exhaust pipes; permits a submarine to stay submerged for extended periods of time |
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